Answer: B. It reveals the trust the young man has in the princess.
A pronoun replaces a noun. Common pronouns are he, she and it. So, the only pronoun in this sentence is she.
"...she stopped at the gas station."
An antecedent is the word that the pronoun refers back to, or replaces. So, who is "she?" "She" is Denise.
"...Denise went to the grocery store..."
So, the pronoun (she) refers to its antecedent, Denise.
I think the answer is by keeping his temper in check in front of Paul's father
