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

How many or uh civil Disobedience is mainly performed by what population group?
Civil Disobedience is mainly performed by what population group?

What is a different word for stretched no actually for thinning rocks in French?
What is another word for thinning rocks in French?

What was the period called that was 505 years ago or rather 505 million years ago?
What was the period called that was 505 million years ago?