Floating in the waters of the equatorial Pacific, an array of buoys collects and transmits data on long-term interactions between the ocean and the atmosphere, interactions that affect global climate.

A. atmosphere, interactions that affect
B. atmosphere, with interactions affecting
C. atmosphere that affects
D. atmosphere that is affecting
E. atmosphere as affects

Can u help me solve this sentence correction also. I have got 2 different answers from 2 different sources

Neanderthals had a vocal tract that resembled those of the apes and so were probably without language, a shortcoming that may explain why they were supplanted by our own species.

(A) Neanderthals had a vocal tract that resembled those of the apes
(B) Neanderthals had a vocal tract resembling an ape’s
(C) The vocal tracts of Neanderthals resembled an ape’s
(D) The Neanderthal’s vocal tracts resembled the apes’
(E) The vocal tracts of the Neanderthals resembled those of the apes

The labor agreement permits staff reductions through attrition with increased pension benefits
and a special early-retirement program for speeding it up.
(A) attrition with increased pension benefits and a special early-retirement program for
speeding it up
(B) attrition and provides increased pension benefits and a special early-retirement program to
speed the attrition process
(C) attrition, which will be speeded up by providing increased pension benefits and a special
early-retirement program
(D) attrition, which, by their providing increased pension benefits and a special
early-retirement
program, will speed the process
(E) attrition, which provides increased pension benefits and a special early-retirement program
for speeding the attrition process

Because natural gas is composed mostly of methane, a simple hydrocarbon, vehicles powered by
natural gas emit less of certain pollutants than the burning of gasoline or diesel fuel.
(A) less of certain pollutants than the burning of gasoline or diesel fuel
(B) fewer of certain pollutants than burning gasoline or diesel fuel do
(C) less of certain pollutants than gasoline or diesel fuel
(D) fewer of certain pollutants than does burning gasoline or diesel fuel
(E) less of certain pollutants than those burning gasoline or diesel fuel

For almost five thousand years after its beginning 2.5 million years ago, Homo habilis roamed the earth, lived in semi-permanent camps, gathered food and shared their economy.

A. For almost five thousand years after its beginning 2.5 million years ago,
B. Beginning 2.5 million years ago for a period of almost five thousand years,
C. Beginning a period of almost five thousand years 2.5 million years ago,
D. During five thousand years, a period beginning 2.5 million years ago,
E. Over a period of five thousand years beginning 2.5 million years ago,

Many writers of modern English have acquired careless habits that damage the clarity of their prose, but these habits can be broken if they are willing to take the necessary trouble.
(A) but these habits can be broken
(B) but these habits are breakable
(C) but they can break these habits
(D) which can be broken
(E) except that can be broken

46. According to Interstudy, a nonprofit organization that studies health maintenance organizations (HMO’s), they estimate that, in comparison to last year, when only 36 percent of the nation’s 607 HMO’s was profitable, this year 73 percent will be.

(A) they estimate that, in comparison to last year, when only 36 percent of the nation’s 607 HMO’s was profitable, this year 73 percent will be
(B) compared to only 36 percent of the nation’s 607 HMO’s being profitable last year, they estimate 73 percent would be this year
(C) only 36 percent of the nation’s 607 HMO’s were profitable last year; it estimates that this year 73 percent will be
(D) it estimates 73 percent of the nation’s 607 HMO’s would be profitable this year; last year that was only 36 percent
(E) only 36 percent of the nation’s 607 HMO’s last year were profitable, whereas they estimate it this year to be 73 percent

2 cars are 120 miles apart.If both cars go at a constant speed with one of them going at 30/mph and the other 40/mph – how far apart will the 2 cars be in exactly 1 hour before they meet?

A) 10
B) 50
C) 70
D) 110
E) None of these

A total of 9 women and 12 men reside in the 21 apartments that are in a certain apartment building, one person to each apartment. If a poll taker is to select one of the apartments at random, what is the probability that the resident of the apartment selected will be a woman who is a student?
(1) Of the women, 4 are students.
(2) Of the women, 5 are not students.

A`. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
D. EACH statement ALONE is sufficient.
E. Statements (1) and (2) TOGETHER are NOT sufficient.

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