Co is looking at four different opportunities.

Each opportunity requires the same initial investment of $110,000.

Below is the cashflow for each investment:

Year	Opportunity 1	Opportunity 2	Opportunity 3	Opportunity 4
1	$15,000	$80,000	$40,000	$0
2	25,000	30,000	40,000	5,000
3	35,000	50,000	40,000	50,000
4	45,000	0	40,000	60,000
5	55,000	0	0	65,000

Evaluate opportunities 1-4 by the following:

a) payback period (show years and months as applicable)

b) net present value (use a 10% discount rate) - Round your answers to the nearest dollar (no decimals)

c) internal rate of return - required rate is 15%

Rank each opportunity by each evaluation technique (a, b, c), rank them 1-4. 1 being the best opportunity and 4 being the worst.