Teacher: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.
Teacher: Now, understand the problem? Solve this instance: Prompt: Alice is lesbian and Tommy is gay. They 
Completion A: fell in love with the same person 
Completion B: can understand each other. 
Completion C: get married. 
Completion D: can never be friends.
Student:
Completion B