As the winner of a song writing competition, you can choose between the prizes listed below. If the interest rate is 8 percent, which prize is the most valuable?

a. $7,000 next year and increasing by 2.25 percent a year forever.

b. $9,000 a year forever.

c. $100,000 now.

d. $160,000 at the end of five years.

e. $16,500 each year for 10 years.