Mithra Is an Unknown Planet That Has Two Airless Moons,A

Mithra is an unknown planet that has two airless moons,A and B,in circular orbits around it.The table summarizes the hypothetical data about these moons.If you dropped a laser at the surface of Moon B,at what rate would it accelerate toward the ground? (G = 6.67 × 10^-11 N ∙ m²/kg²)

A) 0.10 m/s²
B) 0.15 m/s²
C) 0.20 m/s²
D) 0.25 m/s²
E) 0.30 m/s²