Jeff, a sales manager of a car dealership, believes that his sales force sells a car to 35% of the customers who stop by the showroom. He needs the dealership to make 40 sales this month to ge special bonus of $120,000. Approximately 120 customers visit the showroom each month. You may assume that the customers entering the dealership are independent of one another. Complete parts a through f below. a) What is the probability that he will make his bonus? The probability that he will make his bonus is 0.681 (Round to three decimal places as needed.) b) What is the probability that he will sell between 30 and 40 cars (exclusively)? The probability that he will sell between 30 and 40 cars is (Round to three decimal places as needed.)