Which of the following best describes what is meant by "1/10, 1/60"? Select one: O a. if the payment is made within 10 days of the purchase date, a 1% discount will be given on the purchase price, otherwise the full amount is due within 60 days of the purchase date O b. none of the above Oc if the net amount of the purchase is paid within 60 days, a 1-time 10% discount will be given Od both a. and b. are correct