"Use an appropriate level of formality."
Questions and disagreements are allowed to happen in effective interactions. However, formality is very important for effectiveness.
The answer is the last option <span>previewing</span>
It’s most likely B.
A doesn’t have a full stop. C has no full stop and a random capital letter. D just isn’t a question, so it shouldn’t have a question mark.
A symbol because it's telling you what your child hood is about a exposition is in a essay and a allegory wouldn't make sense
