TASK DEFINITION: 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".
PROBLEM: The dieter switched his lunch snack from an apple to a pineapple, as the _ lacked an important vitamin needed in his diet. (A) apple (B) pineapple

SOLUTION: A

PROBLEM: Mailing a letter was easy for Kevin but not Brett because _ had a post office near his house. (A) Kevin (B) Brett

SOLUTION: A

PROBLEM: Rachel paid Lindsey to remove the junk from their house, because _ was prepared to deal with it. (A) Rachel (B) Lindsey

SOLUTION:
B