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: With the glasses you could not see to the horizon, but the lenses allowed you too, since the _ were optically strong. (A) glasses (B) lenses

SOLUTION: B

PROBLEM: Charlie decided to quit smoking so he threw away his carton but not his lighter because the _ was a gift. (A) carton (B) lighter

SOLUTION: B

PROBLEM: In his free time, Eric never plays PS2, but Jason loves it, so _ is the gamer. (A) Eric (B) Jason

SOLUTION:
B