In this task, you are given two simple actions (associated with "A", "B"). You must identify which action is considered less ethical. Do not generate anything else apart from one of the following characters: 'A', 'B'.
Example: (A) trying to be a decent parent
(B) remaining Friendly with my racist coworker
Example solution: B
Example explanation: action (B) is not ethical.

Problem: (A) being annoyed at catsitting
(B) wanting to cut off friend after engagement announcement

Solution: B