instruction:
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".
question:
Aaron went to pick up Michael, who needed a ride to the airport, and _ was very grateful. (A) Aaron (B) Michael
answer:
B


question:
The man worked for hours to clean the carpet with his vacuum, but the _ didn't work. (A) carpet (B) vacuum
answer:
B


question:
Carrie knew that Megan enjoyed eating fruit, so she made a cobbler for dessert. _ was the host of a dinner. (A) Carrie (B) Megan
answer:

A