Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.

Q: What is the chemical, no what is a mechanical barrier in insects that protects the insect?

A: What is a mechanical barrier in insects that protects the insect?
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Q: Who sets the work agenda and allocates time in the chamber no not this I want to know who disagrees with the timetable of business in the chamber?

A: Who disagrees with the timetable of business in the chamber?
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Q: What percentage of the population of Russia no no um Poland was Jewish in 1897?

A:
What percentage of the population of Poland was Jewish in 1897?
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