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".

Input: Consider Input: Nick was given a dose of medication by Matthew because he had a fever. _ checked on him later. (A) Nick (B) Matthew

Output: B


Input: Consider Input: Justin had eaten Ramen noodles for years, but Joseph had just started, therefore _ had tried all of the flavors. (A) Justin (B) Joseph

Output: A


Input: Consider Input: Aaron was teaching Benjamin how to play the violin as _ was a famous musician. (A) Aaron (B) Benjamin


Output: A