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 was constantly feeling dizzy but not Betty because _ did not have symptoms of vertigo. (A) Sarah (B) Betty

Ex Output:
B


Ex Input:
In the cafe Laura took the order of Cynthia and made their coffee for them because _ was a customer. (A) Laura (B) Cynthia

Ex Output:
B


Ex Input:
Steven asked Nick to store a large amount of bananas, because _ ran out of storage space. (A) Steven (B) Nick

Ex Output:

A