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 bought a lamp and placed it in my room, because the _ was bright. (A) room (B) lamp
Example Output: B

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: While hiking, Carrie asked Natalie to identify the fern she was looking at becasue _ had limited knowledge of plants. (A) Carrie (B) Natalie
Example Output:
A