Your grandmother has promised to give you $$5,000$ a year at the end of each of the next four years if you earn $Cs$ or better in all of your courses each year. Using a discount rate of eight percent, which of the following is correct for determining the present value of the gift?

$)=8\%,n=(4)=4\%,n=(8)=8\%,n=(4)=8\%,n=(4$