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: William asked Jason to teach them how to play the guitar because _ wanted to become a musician. (A) William (B) Jason
Example Output: A

Example Input: Tim kept his pet rabbit in a cage made of wire instead of wood because the _ was weaker. (A) wood (B) wire
Example Output: A

Example Input: Bailey wanted to attend the concert but chose the theater instead because the _ would end too late. (A) concert (B) theater
Example Output:
A