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 took muscle relaxant medicine to prepare himself for the colonoscopy procedure, because the _ was invasive. (A) procedure (B) medicine

Ex Output:
A


Ex Input:
Katrina wanted to start a debate with Elena because _ was ill informed and would lose. (A) Katrina (B) Elena

Ex Output:
B


Ex Input:
The man bought his girlfriend roses instead of carnations because she was allergic to the _ . (A) carnations (B) roses

Ex Output:

A