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: The medical exam for the broken arm was longer than the exam on the heart because the _ was a serious problem. (A) heart (B) arm

Answer: B

Question: The artist finished her painting before the cook finished her tart because the _ was slow to complete. (A) tart (B) painting

Answer: A

Question: In the school cafeteria, Patricia gave Megan a laxative because _ wanted to digest food faster. (A) Patricia (B) Megan

Answer:
B