A certain parking lot has three entrances. 40% of drive rs use entrance 1 {A1}, 35% use entrance 2 [A2], 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 entranoe 2, 60% park for more than two hours, whereas of those using entrance 3, 50% park for mo re than two hours. What is the correct probability notation to represent the probability that given the next driver parks for more than two hours, they will have used entrance 1