You have a chance to buy an annuity that pays $12,800 at the end of each year for 3 years. You could earn 6.5% on your money in other investments with equal risk. What is the most you should pay for the annuity? a. $42,821.60 b. $34,533.55 c. $43,166.93 d. $39,022.91 e. $33,900.49