Car B is traveling east on the same road. Its distance east of Johnstown is represented by the graph. Miles east of Johnstown 200 180 100 10 120 160 00 00 20 Z 9 10 Time (hours) Where were the two cars in relation to each other when they began traveling? A. Car A was 10 miles east of car B. B. Car B was 10 miles east of car A. C. Car A was 30 miles east of car B. D. Car B was 20 miles east of car A