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: Fran took the alleyway to her home instead of the sidewalk, because using the _ made it a longer distance. (A) alleyway (B) sidewalk
Example Output: B

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: The car gained on the rocket rather quickly as the the _ had low-grade fuel. (A) car (B) rocket
Example Output:
B