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: What does  crystals under a microscope I mean the orientation of the thin sections tell geologists?

A: disfluent
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Q: How much organization or uh support does evidence provide for the view that labor-market flexibility improves labor-market outcomes?

A: disfluent
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Q: What was originally built as headquarters of the pre-1875 Midlothian County Council?

A:
proper
****