Ron's Pin Striping has credit terms of 1/5, net 15. How are these terms interpreted?
a.A discount of 1 percent is granted if payment made within 5 days, full payment due within 15 days.
b.A discount of 5 percent is granted if payment is made within 1 day, full payment due within 15 days.
c.A discount of 1/5th, or 20 percent, is granted if payment made at the time of sale, full payment due within 15 days.
d.A discount of 1 percent is given if payment made within 15 days, otherwise a 5 percent interest rate will be charged.