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: The carpenter wanted to build a wall, but he didn't have enough bricks. He built a water well instead because the _ required too many bricks. (A) water well (B) wall
Example Output: B

Example Input: The police were looking for Neil and not Nelson, by reason that _ was an unwanted person. (A) Neil (B) Nelson
Example Output: B

Example Input: Christopher ate less candy than Hunter did because _ suffered from a case of severe diabetes. (A) Christopher (B) Hunter
Example Output:
A