You want to find the compound amount of $11700.00 at 11.2% p.a. for seven years compounded quarterly. Find n (the number of periodic periods) Select one: O a. 14 Ob. 28 O c. 84 O d. 7 O e. 12 An investment of $21 700 is accumulated at 5.24% compounded quarterly for three and one-half years. At that time the interest rate is changed to 6.12% compounded monthly. You wish to calculate how much is the investment worth two years after the change in interest rate? Find n (the number of periodic periods) for Step 1 and Step 2, respectively Select one: O a. 13 and 24 O b. 14 and 12 O c. 24 and 12 O d. 14 and 24 e. 2 and 24