Select the pronoun that agrees with the antecedent of the sentence below. before you use one of the encyclopedias, check (its, their) copyright date
a. its
b. their

The pronoun that agrees with the antecedent of the sentence given above is: its. The correct answer is option A. The complete sentence would be, "Before you use one of the encyclopedias, check its copyright date." We used the pronoun "its" because it refers to one of the encyclopedias (singular form).