Current Is a Catalogue Retailer That Sells Greeting Cards,wrapping Paper,and

Current is a catalogue retailer that sells greeting cards,wrapping paper,and decorative bows.Since its inception,the catalogue retailer has offered three separate prices on each item purchased.The highest price is for purchases of a single item.The middle price is for purchases between two and five of the same item.The lowest price is for purchases over five of the same item.What common form of purchase discount is Current using?

A) quantity discount
B) cash discount
C) functional discount
D) promotional allowance