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".

Amy was dreading the beginning of the school year but not Betty because _ was smart. (A) Amy (B) Betty
B

It was easier to teach the students to configure the server than the router because the _ was simple. (A) server (B) router
A

Patricia knew nothing about how to use makeup so Mary taught them because _ wanted to help. (A) Patricia (B) Mary

B