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.

Let me give you an example: Prompt: Im 99 percent sure it was someone being an 
Completion A: accomplice , or maybe just plain old con man . whatever it was , it 's over . " 
Completion B: asshole, your right?) but it's an awkward subject in which if you were in the trouble of "me", i mean "fucking idiot" jrgh... i dunno...I guess you are (in a legal context) not a stupid
The answer to this example can be: Completion A
Here is why: This prompt-completion pair is more fluent because it is more easy to follow and is a realistic statement.

OK. solve this:
Prompt: If I sell my old iPad for $200, I 
Completion A: only have $40 to divide after my sales tax.  Step 1 – Tax Savings From Selling a Used iPad Minus Supplies and 
Completion B: can get a pretty nice refund on my next iPad purchase. It takes less than a week.   I'm not saying we should stop buying th
Answer:
Completion B