Why does the stranger appear at the fosters' gate?

a.
he wants to buy the foster family's cottage.

b.
he is tired and hopes winnie will invite him in for iced tea.

c.
he is looking for someone, but he doesn't say whom.

d.
he wants to meet winnie's father, mr. foster.

Which sentence corrects the error in pronoun-antecedent agreement? new team members should pick up his or her jersey from the activities office. if a team member is unable to attend a practice, he or she must provide a doctor's note. if students wish to compete, he or she must maintain a grade point average above 2.5. students are not permitted to attend away games without the consent of her parents or guardians.