Given the Equation , Which Answer Provides the Best

Multiple Choice

Given the equation , which answer provides the best description of a possible physical situation?

A) A 3.00-kg mass is suspended from the ceiling.
B) A 2.00-kg mass hanging over a pulley drags a 3.00-kg mass along a frictionless horizontal surface.
C) A 3.00-kg mass hanging over a pulley drags a 2.00-kg mass along a frictionless horizontal surface.
D) A 3.00-kg mass hanging over a pulley drags a 5.00-kg mass along a frictionless horizontal surface.
E) A 5.00-kg mass hanging over a pulley drags a 3.00-kg mass along a frictionless horizontal surface.