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:
Erin invited Laura on walks to improve circulation in their feet, since _ already had bad habits of exercising. (A) Erin (B) Laura

Ex Output:
B

Ex Input:
While Elena stood on the cloud by the pearly gates with wings on, Kayla sat on a throne all knowing. the angel was _ . (A) Elena (B) Kayla

Ex Output:
A