Find the Discount Date and Net Payment Date

Multiple Choice

Find the discount date and net payment date. (The net payment date is 20 days after the final discount date.)
-Invoice date: Nov 24
Terms: - 20x

A) Discount date: Dec 14; net payment date: Jan 3
B) Discount date: Dec 2; net payment date: Dec 22
C) Discount date: Dec 23; net payment date: Jan 13
D) Discount date: Dec 24; net payment date: Jan 13