Ali, Bonnie, Carlo, and Dianna are going to drive together to a nearby theme park. The car they are using has 4 seats: 1 Driver seat, 1 front passenger seat, and 2 back passenger seat. Bonnie and Carlo are the only ones who know how to drive the car. How many possible seating arrangements are there? (2003 AMC 8 Problem, Question \#16) 
选项为:A:$$2$$  B:$$4$$  C:$$6$$  D:$$12$$  E:$$24$$  请回答其中一个选项.