Which sentence contains an underlined possessive pronoun? - jessica went to get the mail herself. - the black car in the driveway is his. - dave patiently sat down next to her. - my mom made a picnic lunch for us.

The sentence that contains a possessive pronoun is The black car in the driveway is his, where the word his is a possessive pronoun.

In the first sentence, herself is a reflective pronoun.

In the last two sentences, her and us are personal pronouns.