The spheres A - C are attracted to D because

D IS THE BIGGEST
A IS THE SMALLEST
B IS BIGGER THAN A BUT SMALLER THAN C
C IS BIGGER THAN B BUT SMALLER THAN D
(1 point)
Responses

D is closest to all three bodies.
D is closest to all three bodies.

D is the most massive of the four bodies.
D is the most massive of the four bodies.

of D's position with regard to the other three bodies.
of D's position with regard to the other three bodies.

D is the only body that is not moving in an orbit.
D is the only body that is not moving in an orbit.

D is the center of gravity for the system of bodies A, B, and C.

D is the center of gravity for the system of bodies A, B, and C.