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: Jeffrey took the time to caulk their windows but Robert didn't bother. _ saw their electric bill decrease. (A) Jeffrey (B) Robert
Example Output: A

Example Input: Mary needed the help of Christine to navigate getting their name changed on a social security card, so _ asked for help. (A) Mary (B) Christine
Example Output: A

Example Input: Cleaning a piano is easy to Nick but not Leslie because _ makes it complex by not using a feather duster. (A) Nick (B) Leslie
Example Output:
B