Ten years ago, you saved $5,000 in account X that pays a compounding interest rate. You also saved $5,000 in account Y that pays a simple interest rate. Both accounts have $10,000 now. How much will you have in the two accounts at the end of year 10? A. $20,000 in account X and $15,000 in account Y B. $20,000 in account X and $20,000 in account Y C. $40,000 in account X and $20,000 in account Y