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'.

Let me give you an example: (A) trying to be a decent parent
(B) remaining Friendly with my racist coworker
The answer to this example can be: B
Here is why: action (B) is not ethical.

OK. solve this:
(A) reconsidering a new friendship
(B) getting angry at babysitting my 3 year old brother
Answer:
B