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]: Justin boasted to Aaron that he was going to play hockey without wearing an athletic cup.  _ was dumbfounded. (A) Justin (B) Aaron
[EX A]: B

[EX Q]: Mary gave a framed picture as a gift to Amy because _ was invited to her birthday party. (A) Mary (B) Amy
[EX A]: A

[EX Q]: Patricia asked Carrie to make her a wooden shield for her Halloween costume because _ is imaginative. (A) Patricia (B) Carrie
[EX A]:
B