Jason Had Promised to Help His Elderly Next Door Neighbor

Jason had promised to help his elderly next door neighbor move some heavy furniture next Friday.When Friday came,Jason really wanted to go with his friends to the beach,but he did promise the neighbor.He decides to help the neighbor because the "old guy" always had been nice to him and deserves his help and,besides,he tells great stories.Jason was able to find "this helping behavior" meaningful by

A) resolving the actor-observer bias.
B) resolving his cognitive dissonance.
C) obeying his conscience.
D) utilizing individuating information about the "old guy."