Two Masses Are Suspended by a Cord That Passes Over

Multiple Choice

Two masses are suspended by a cord that passes over a pulley with negligible mass. The cord also has negligible mass. One of the masses, m₁, has a mass of 5.0 kg and the other mass, m₂, has a mass of 3.0 kg. The acceleration of m₁ is

A) 3.3 m/s² upward.
B) 3.3 m/s² downward.
C) 2.5 m/s² upward.
D) 2.5 m/s² downward.
E) 1.1 m/s² upward.