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: Michael was able to get the stains out of the sofa, unlike Hunter, because _ used a professional service. (A) Michael (B) Hunter

SOLUTION: A

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: Megan waited at the currency exchange booth for Cynthia to disburse the money, and then _ proceeded to see another customer. (A) Megan (B) Cynthia

SOLUTION:
B