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".

Ex Input:
The man worked for hours to clean the carpet with his vacuum, but the _ didn't work. (A) carpet (B) vacuum

Ex Output:
B


Ex Input:
Derrick thought the letter Logan wrote was way too formal, because _ prefers using a casual style. (A) Derrick (B) Logan

Ex Output:
A


Ex Input:
I removed my license from my wallet and moved it to my pocket, as the _ was vulnerable to theft. (A) wallet (B) pocket

Ex Output:

A