Sierra Discount Drugstore Bought a New High-Speed Photo Printer for Customers

Sierra Discount Drugstore bought a new high-speed photo printer for customers to be able to bring in their digital pictures to make high-quality prints. Its useful life is 6 years. The printer cost $8,170 and will generate annual cash inflows of $2,150. The residual value of the printer is $1,320. The payback period in years is closest to

A) 2.35.
B) 3.19.
C) 3.80.
D) 4.41.