Ali, Bonnie, Carlo and Dianna are going to drive together to a nearby theme park.  The car they are using has four seats: one driver's seat, one front passenger seat and two different back seats. Bonnie and Carlo are the only two who can drive the car. How many possible seating arrangements are there?
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Ali, Bonnie, Carlo and Dianna are going to drive together to a nearby theme park.  The car they are using has four seats: one driver's seat, one front passenger seat and two different back seats. Bonnie and Carlo are the only two who can drive the car. How many possible seating arrangements are there?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
12
Ali, Bonnie, Carlo and Dianna are going to drive together to a nearby theme park.  The car they are using has four seats: one driver's seat, one front passenger seat and two different back seats. Bonnie and Carlo are the only two who can drive the car. How many possible seating arrangements are there?
train