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:
Megan asked Elena what time she had to go to the doctor but _ forgot what time the appointment was. (A) Megan (B) Elena

Ex Output:
B


Ex Input:
The brutal boxing match was suitable for Christopher but not Samuel because _ did damage to his opponent. (A) Christopher (B) Samuel

Ex Output:
A


Ex Input:
Devin got sick after eating the sausage, so he laid on the couch and later moved to the bed because the _ was more comfortable. (A) couch (B) bed

Ex Output:

B