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: I prefer slow dance to fast dance as I cannot get closer to my partner with the _ . (A) slow dance (B) fast dance
Example Output: B

Example Input: Sarah was constantly feeling dizzy but not Betty because _ did not have symptoms of vertigo. (A) Sarah (B) Betty
Example Output: B

Example Input: The room was too stuffy for the businessman so he moved to the hallway, since the _ was an uncomfortable environment. (A) room (B) hallway
Example Output:
A