Which equation represents the total interest, T, earned when the principal amount is $100, the annual simple
 interest rate is 1%, and the number of years is 10?
 A. T = 100 • (10+0.1)
 B. T = 100 • (10+0.01)
 C. T = 100 • 0.1 • 10
 D. T = 100 • 0.01 • 10