29. What can we learn from the reading? (A) No buses go from Apple City to Orange Island before the bus line changes. (B) Before July 1, those who want to visit Mango Island have to take a bus at Berry City. (C) Traveling from Apple City to Grape Town will take less time after the bus line changes. (D) Before July 1, Dashing Shuttle does not have buses from Apple City to Peach City.