Concept:Pronoun-antecedent agreement: the possessive pronoun must agree with its antecedent noun in number and gender.Explanation:The antecedent is the noun "system" in the phrase "The African extended family system."This noun is singular and neuter because it names a thing, not a male or female person.A singular neuter noun takes the possessive pronoun "its."Option A ("his") is singular but masculine, so it does not fit.Option B ("her") is singular but feminine, so it does not fit.Option D ("their") is plural, but "system" is singular, so it does not agree.Therefore, the sentence correctly reads: "The African extended family system gives its members..."Answer:C. its