Some questions that adverbs answer are; How, When, What, Why.
I would personally think the answer is salutation!
Answer by YourHope:
Hi! :)
Question: Which sentence correctly rewrites the following sentence using active voice?
Red meat has been associated with an increased risk of type 2 diabetes in a recent study.
Answer: D) According to a recent study, eating red meat leads to an increased risk of type 2 diabetes!
Have a BEAUTIFUL day~