Derek deposited $5,750 at the end of every three month period for 7 years into a fund earning 4.8% compounded quarterly. After 7 years, they switched jobs and stopped depositing into the account. However, they left the accumulated money in the account for another 5 years at the same interest rate. Answer the questions. Round answers to 2 decimal places. (A) Calculate the total amount in the account at the end of the 12-year period. $ (B) Calculate the total amount of interest earned during the 12-year period