TASK DEFINITION: Given a prompt and four completions, select the completion that is the most plausible in continuing or answering the prompt. This task is designed to test common sense and has various categories ranging between idioms, negated statements, polysemy, subject referencing, and quantitative reasoning. Generate either Completion A, Completion B, Completion C, or Completion D.
PROBLEM: Prompt: Bears in Alaska wait in the riverbank. The bears 
Completion A: are good bears. 
Completion B: are waiting to hunt salmons. 
Completion C: think the Alaskan river is warm. 
Completion D: live in the river.

SOLUTION: Completion B

PROBLEM: Prompt: Harry Potter uttered the words of an invisibility spell and waved his wand at Hermione. She 
Completion A: drew her wand and pointed it at him. 
Completion B: shrunk down to the size of a rat. 
Completion C: turned translucent and disappeared. 
Completion D: said that she couldn't talk now.

SOLUTION: Completion C

PROBLEM: Prompt: The man goes to school in his underpants. He 
Completion A: looks down in embarrassment. 
Completion B: attends the lecture. 
Completion C: teaches the class. 
Completion D: goes to the meeting with his professor.

SOLUTION:
Completion A