You will be given a definition of a task first, then some input of the task.
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'.

(A) not letting my so sell a concert ticket
(B) shit talking a toxic "friend" and not comforting her when she has a problem
Output:
B