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: John could not buy the item from the store but he was able to buy it in a mall. The _ is closed. (A) store (B) mall
Example Output: A

Example Input: Erin invited Laura on walks to improve circulation in their feet, since _ already had bad habits of exercising. (A) Erin (B) Laura
Example Output: B

Example Input: Nelson was very good at writing unlike Aaron because _ went to school for gymnastics. (A) Nelson (B) Aaron
Example Output:
B