A 100-Kg Man on Ice Skates Pushes a 25-Kg Boy

Multiple Choice

A 100-kg man on ice skates pushes a 25-kg boy, also on skates, with a force of 250 N. As a result,

A) both the man and the boy will have an acceleration of magnitude 2 m/s².
B) only the boy will have an acceleration of magnitude 2 m/s².
C) only the man will have an acceleration of magnitude 10 m/s².
D) the man will have an acceleration of magnitude 2.5 m/s².
E) the heavier man will be stationary.