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OA-9 Close Date: Sun, Jul 3, 2022, 11:59 PM Question 4 of 4 Since the birth of her granddaughter, 16 years ago, Juan has deposited $250 at the beginning of every month into a Registered Education Savings Plan (RESP). The interest rate on the plan was 4.50% compounded monthly for the first 9 years and 5.00% compounded monthly for the next 7 years. a. What was the accumulated value of the RESP at the end of 9 years? b. What was the accumulated value of the RESP at the end of 16 years? $72,457.88 Round to the nearest cent c. What was the amount of interest earned over the 16-year period? $24,457.88 Round to the nearest cent