A loan of 10,000 is made, and two repayment schemes are offered: Payments starting at R, and increasing by R, each year for a total of 10 payments. Payments starting at 10R, and decreasing by R2 each year for a total of 10 payments. The interest rate on the loan is 4% per year. Find the difference in total interest paid by one repayment scheme compared to the other. a. 1252 O b. 1352 O c. 1652 d. 1452 O e. 1552