X Company must purchase a crew delivery truck and is using the payback method to evaluate the possible trucks. Truck 1 costs $31,000; Truck 2 costs $50,000. The useful for both is seven years with the following estimated operating cash flows Year Truck: Truck 2 . $-6,000 $-7,000 2 -8,000 4,000 3 -3,000 -3,000 4 8,000 3,000 6,000 -3,000 6 -5.000 -2,000 4,000 -2,000 IF X Company choose Truck 2 ind of Truck 1, what is the playback period (in years)? A 2 D