A certain parking lot has three entrances. 40% ofdrivers use entrance 1(A1), 35% use entrance 2 (AZ), and 25% use entrance 3 (A3). Of those drivers using entrance 1, 30% park for more than two hours (event B). Of those drivers using entrance 2, 60% park for more than two hours, whe reas of those using entrance 3, 50% park for mo re than two hours. What is the correct probability notation to represent 40%? P (A1) P (At) 0 P (A1 n B] P (A1 U B) P (A1 | B) P (B i A1)