The MARR is 15%. Three alternatives are available and the associated cash flow is as follow:

Year	A	B	C
First Cost	$1,700	$2,100	$3,750
Annual Benefit	$1,000	$1,000	$1,000
Useful Life	2	3	6

Answer the following in this format: 1.23

The payback period for Alternative A is

The payback period for Alternative B is

The payback period for Alternative C is

Based on Payback period analysis, Alternative should be selected. (Enter only the letter)