What does it mean when a PO includes 10% 15 Net 30 as a payment term?

A)	10% of the total must be paid in 15 days and all must be paid within 30 days

B)	the buyer will receive a 10% discount if the invoice is paid in 15 days; total invoice amount must be paid in 30 days

C)	10% of the current invoice amount must be paid within 15 days and the total outstanding balance for the account must be settled in 30 days.

D)	None of the above