Answer:
unpredictable
Explanation:
angry has nothing to do with "shifting", silly desnt either and uncaring is talking about lack of concern leaving you with unpredicatble.
hope this helped :)
2. They gives clues on when actors should enter and exit the state as well as clues about character motivation and their actions.
3. Dialogue can be used to convey information for example setting up
The exposition and to reveal history about characters
I think the correct answer would be D. It makes the most sense to me!