Consider an investment with an initial purchase price of $110,000 and the following cash flows:

		Y1	Y2	Y3	Y4
Operating Cash Flow		$ 5,000	$ 10,000	$ 12,000	$ 15,000
Residual Proceeds		$ -	$ -	$ -	$ 120,000
Total		$ 5,000	$ 10,000	$ 12,000	$ 135,000

What is the IRR as partitioned between Operating Cash Flow and Residual Proceeds, respectively?

A. 70%/30%

B. 72%/28%

C. 28%/72%

D. 30%/70%

Which return profile is most risky?

A. Investment A

B. Investment B

C. Investment C

D. Investment D

Please show works.