Answer:
A. Some students decided they wanted a garden.
Explanation:
A pronoun usually refers to a noun or another pronoun called its antecedent. Whenever you use a pronoun, make sure that it agrees with its antecedent.
In the first sentence, the pronoun they agrees with its antecedent, students. They are both plural.
Answer:
A.
Explanation:
Only sentence A shows correct pronoun-antecedent agreement (they - students).
Answer choices B, C, and D do not contain proper pronoun-antecedent agreement:
B. their (plural) - one (singular)
C. his (singular) - graders (plural)
D. they (plural) - anyone (singular)