The difference between a monologue and a soliloquy is in the fact that in a monologue, the speaker is addressing an audience, whereas in a soliloquy, the author is just thinking out loud, as it his intended for himself. This is used so that the audience can better understand the internal struggles of the character.
Answer:
I believe the answer is D) Inform
Explanation:
This paragraph is stating facts and reasons why disciplining your child is right.
The only other option it could be is persuade, but I think inform is a better fit.