Classify the input text into either disfluent questions or proper questions. A disfluent question is a question that has some interruptions in it while framing. A proper question is the correct form of the question without any disfluency.

What does the Carmichael primality test depend on?
proper

What posesses or uh better yet what only exists outside of jawed vertebrates?
disfluent

How many former city officials were elected no investigated by the grand jury?

disfluent