project	PV capital cost	PV ongoing cost	PV benefits	Net benefit (NPV)
A	180,000	15,000	500,000	305,000
B	170,000	7,500	480,000	302,5000
C	105,000	9,000	80,000	-34,000
D	52,500	3,000	120,000	64,500
E	35,000	3,000	50,000	12,000

the government is thinking of using 5 projects, however the 5 projects are not mutual exclusive. Using the following budget constraints, which of the project/s should be chosen and why?

a) budget of $100,000

b)budget of $200,000

c)Budget of $350,000

d)budget of $450,000