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:
Sarah took their bird to Rachel at the vet office, but _ thought their bird was acting normally. (A) Sarah (B) Rachel

Ex Output:
B


Ex Input:
Mary kept slamming the door annoying Victoria because _ liked the loud noise to know it's shut. (A) Mary (B) Victoria

Ex Output:
A


Ex Input:
Katrina celebrates Christmas every single year with their family while Tanya celebrates Hanukkah with theirs. _ practices Christianity. (A) Katrina (B) Tanya

Ex Output:

A