Identify the correct sentence. A. His​ mother, his​ father, and he needed to plan the trip before they could order the tickets. B. His​ mother, his​ father, and him needed to plan the trip before they could order the tickets. C. His​ mother, his​ father, and him needed to plan the trip before them could order the tickets. D. His​ mother, his​ father, and he needed to plan the trip before them could order the tickets.