A project has the following cashflows.

t	Cash flow
0	$ (250,000)
1	41,000
2	48,000
3	63,000
4	79,000
5	88,000
6	64,000
7	41,000

options:

	The project's cashflow turns positive between year 4 and 5, to be precise it is 4.22.
	The project's cashflow turns positive between year 5 and 6, to be precise it is 5.12.
	The project's cashflow turns positive between year 3 and 4, to be precise it is 3.22.
	The project's cashflow turns positive between year 4 and 5, to be precise it is 4.32.