You invested $1,000 three years ago and earned the following annual rates: -10%, 10%, 0%. Which of the following combinations represent the dollar amount you will have at the end of three years (future value) and the annual rate of return on your investment?

a. $1,000, 0%

b. $1,000, -0.33%

c. $990, 0%

d. $990, -0.33%