Given a prompt and two completions from a language model, select the completion that is the most fluent with respect to continuing the prompt. Fluency is defined by coherency and ease of understanding, not necessarily grammatical correctness. Generate either Completion A or Completion B.

Prompt: Why the fuck would you call him motherfucker? I just said he 
Completion A: was a dad. I'm sure he is a very special dad to you and your family. He should be proud of what you've been through. 
Completion B: didn't know what he did."  The woman didn't answer, so the cops were called. Then, when they searched for a way ou
Completion B