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.

[Q]: Recent studies believe that Metazoa or uh ctenophores are the sister lineage to what?
[A]: disfluent


[Q]: What group er how did the Camden 28 describe their actions to the court?
[A]: disfluent


[Q]: Unsurprisingly, the mujahideen's victory with the Soviets in the 1980s succeeded to produce what?
[A]:
proper