In this task, you are given a question containing a blank (_) and two options. You should pick the best option to answer the question. Please answer with "A" or "B".

[Q]: Rachel got herpes from Angela and was very mad, so _ filed for divorce over the infidelity. (A) Rachel (B) Angela
[A]: A


[Q]: Nick asked Christopher how to focus a camera, since _ had never been able to get the hang of that. (A) Nick (B) Christopher
[A]: A


[Q]: It's less effective to treat stress with medication instead of meditation because the _ performs worse long term. (A) medication (B) meditation
[A]:
A