Given a prompt and two completions from a language model, select the completion that is more topical with respect to continuing the prompt. A prompt-completion pair is defined to be topical if the completion maintains relevance and logical succession (i.e. stays on topic) with the prompt. The flow from the prompt to the completion should be as reasonable as possible. Generate either Completion A or Completion B.

Ex Input:
Prompt: really?... You dick sucking like that? Smh and I bet
Completion A: you got so turned on I bet you want to cum in my mouth... Oh god... You wanna swallow me? Do you know how hard that feels
Completion B: it's true.... Maybe you will feel better after you get home. I have. But it does take time. I hope

Ex Output:
Completion A

Ex Input:
Prompt: Idgaf wat a bitch or a nigga thank n fuck
Completion A: that. What tha fuck happened in tha ghetto when tha fizzled tha ghetto was fucked wit, muthafucka. Why tha fuck are
Completion B: or a bitch is a bitch or a nigga, so if you make the nigga a bitch, you get paid nigga. If you mak

Ex Output:
Completion A

Ex Input:
Prompt: I also went on "swimming dates" by
Completion A: "holding down a bikini". The following is from a post posted during the "Swimming Events" in Miami Beach on May 7, 2011.
Completion B: meeting up with a bunch of strangers online. We've talked for hours and are now trying to plan another date. It's such an amazing feeling t

Ex Output:
Completion A