You will be given a definition of a task first, then an example. Follow the example to solve a new instance 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) trying to be a decent parent
(B) remaining Friendly with my racist coworker
Solution: B
Why? action (B) is not ethical.

New input: (A) being upset that my best fiend chose to go on holiday with someone else
(B) thinking my boss is horrible
Solution:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
A