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

[EX Q]: What do increased immune system sorry hormone levels cause in aging adults?
[EX A]: What do increased hormone levels cause in aging adults?

[EX Q]: What did the English root tobacco imply no no uh pharmakos?
[EX A]: What did the English root pharmakos imply?

[EX Q]: What research, umm I mean report has the problem of a lack of scientific confidence?
[EX A]:
What report has the problem of a lack of scientific confidence?