The underlying physical principles that control the midair gyrations of divers and gymnasts are the same as the body orientation controlling astronauts in a weightless environment.
(A) as the body orientation controlling
(B) as the body orientation which controls
(C) as those controlling the body orientation of
(D) ones to control the body orientation of
(E) ones used in controlling the body orientation of
Authors bio is coming up shortly. 
(C) should be the answer
I think (C) is the answer
C it is
C
i think – c is the right
as those controlling the body orientation of
C
C
C
I will go with option C
i think its option C
c
I think its B
Controls is parallel to Control
Why do they never give the OA