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 Q]: Since William was an expert at guitar while Neil was an amateur, _ played their scaled with ease. (A) William (B) Neil
[EX A]: A

[EX Q]: The needle cannot penetrate into the board on the wall because the _ is hard. (A) needle (B) board
[EX A]: B

[EX Q]: The song took longer to sing than the ballad because the _ was more words. (A) song (B) ballad
[EX A]:
A