Mars is about 1.5 times as far from the sun as the earth and its mass is about 0.1 times the earth's mass. Relative to the gravitational force the sun exerts on the earth, the force it exerts on Mars is about

A) 0.0044 as much.
B) 0.0067 as much.
C) 0.44 as much.
D) 0.067 as much.
E) The correct answer is not given.