what is the answer please ?!

8 You have provided your friend with a service worth $8,500. Your friend offers you the following cash flow instead of paying $8,500 today. Should you accept his offer if your opportunity cost is 8 percent? Year Cash Flow $4,000 3,000 3 2,000 1,000 1 2 out of 4 Select one: O a. 8,050,1 $ O b. 1,061.1$ O c. 8,598.1 $ O d. 6,500.1 $