You have purchased an investment at a price of $1,500. It guarantees a 7% return, compounded annually, over its 10-year life. At the end of 10 years, your $1,500 will be returned to you plus all investment profit. Your investment revenue will be
a. larger each year than the year before.
b. smaller each year than the year before.
c. equal each year to the year before.
d. larger than the year before for the first five years and then smaller for the next five years.