You have been offered an investment opportunity that pays $500 at the end of the first year. $700 at the end of the second year, and $200 at the end of the third and fourth years. What is the maximum amount of money you would pay to invest in this opportunity, given a rate of return of 6 percent? O a. $1389.02 O b. $500 O c. $1262.619 O d. $1421.03