Answer:
B. They allow the characters to reveal their emotions and opinions through dialogue.
Explanation: I took K12 test and got 100%
A must lol hope it helps.
Answer:
To sigh loudly would imply that you are being snotty and you want your way, but it is more personal. You may just be sighing to one specific person instead of trying to draw attention to yourself over a bunch of people, perhaps to gain their attention.
Answer:
it's an opinion based answer, put whatever applies to you
Explanation: