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: Mary decided she would stop drinking vodka and only drink gin from now on, because she never seemed to have a hangover after drinking the _ . (A) vodka (B) gin

SOLUTION: B

PROBLEM: Kevin hogged all the food from Kenneth and _ ended up very full in the end. (A) Kevin (B) Kenneth

SOLUTION: A

PROBLEM: Katrina's car uses ethanol, while Laura drives a traditional vehicle, so _ probably cares about the environment less. (A) Katrina (B) Laura

SOLUTION:
B