After using context clues to define a word, the best way to verify a guess is by

asking someone else what they think.
making up a second guess.
comparing it to a classmate’s guess.
looking the word up in the dictionary.

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.