PLEASE HELP

The following table shows the distance from the sun of some unknown planets of
equal mass.

W - 1.5 AU
X - 0.723 AU

Which of the following best explains which planet revolves at a faster speed?

A. Planet W, because the gravitational force is weakened by distance

B. Planet X. because the sun pulls it with a greater force

C. Planet X, because the gravitational force is strengthened by distance

D. Planet W, because the sun pulls it with a greater force