You plan to borrow $2,000 in order to take a vacation and want to repay the loan in a year. The banker offers you the following two alternatives of repaying the loan. (1) a simple interest rate of 12% with repayments in equal instalments six months and twelve months from now. (2) an add-on interest rate of 12% with one payment at the end of the year. Which one would you prefer? Why?