Match the lack of pronoun-antecedent agreement solution to the

correct lack of pronoun-antecedent agreement problem: A second-person
pronoun that refers to a third-person antecedent
Solutions:
a. Determine whether the indefinite pronoun antecedent is
singular or plural, and make the noun agree.
b. Reword the sentence to use he or she, him or her and so on, or
reword the sentence so that both the antecedent and the
pronoun are plural, or reword the sentence to eliminate the
pronoun.
c. Use the appropriate third-person pronoun, or use an
appropriate noun instead of a pronoun.

Solution: c) Use the appropriate third-person pronoun, or use an appropriate noun instead of a pronoun.

Correct problem: Sally was late for their appointment.