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.
--------
Question: for the the presence of skilled workers, What impact did the high school education movement have ?

Answer: disfluent


Question: According to Benjamin Disraeli no um Lenin why must capitalistic countries not have an imperialistic policy?

Answer: disfluent


Question: How many people lived in Poland in 1939?

Answer:
proper