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'.
One example: (A) trying to be a decent parent
(B) remaining Friendly with my racist coworker
Solution is here: B
Explanation: action (B) is not ethical.

Now, solve this: (A) asking loud and all around dickish roommate to shut up
(B) not supporting my friend with her relationship
Solution:
B