On your 10th birthday you started saving $10/month from allowance. You did this on the first day of each month until today when you turned 18 years old. Today you made you last $10 payment and have $1,332.22 in your account. The annual rate of return on this savings is closest to what value? a. 7.37% b. 7.47% c. 7.57% d. 7.67% e. 7.27% Clear my choice