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".

Example Input: Logan asked Brian to help him with the algebra for _ was easily passing the class. (A) Logan (B) Brian
Example Output: B

Example Input: Sarah took their bird to Rachel at the vet office, but _ thought their bird was acting normally. (A) Sarah (B) Rachel
Example Output: B

Example Input: Justin rubbed sandpaper on Leslie's arm  by accident and caused a rash, so _ apologized. (A) Justin (B) Leslie
Example Output:
A