Answer:
By revealing important events in a character's past.
Explanation:
Flashbacks help us understand characters more and build on characters' personalities. They help us understand why they do certain things and what has led up to their current decisions. I guess it could be number three, but the first answer is the most obvious and logical one.
It would be the second, Proofreading.
-When you proofread, you double check everything to make sure it’s grammatically correct and that there are no mistakes before you submit.
Answer:
After hearing trickling from the pipes, the plumber resumed his work.
Explanation:
Thane of Glamis, Thane of Cawdor, and King