The Coefficient of Kinetic Friction Between the Surface and the Larger

Multiple Choice

The coefficient of kinetic friction between the surface and the larger block is 0.25, and the coefficient of kinetic friction between the surface and the smaller block is 0.40. If F = 22 N and M = 1.0 kg in the figure, what is the magnitude of the acceleration of either block?

A) 1.8 m/s2
B) 2.6 m/s2
C) 1.4 m/s2
D) 2.2 m/s2
E) 3.7 m/s2