Insta-Mark Inc

Multiple Choice

Insta-Mark Inc.makes custom-imprinted three-ring binders for business customers.Its prices are: $4.00 per binder for a single order of up to 50 binders; $3.50 per binder for a single order of 51 to 100 binders; and $3.00 per binder for a single order over 100 binders.Insta-Mark is using a

A) seasonal discount.
B) cash discount.
C) cumulative quantity discount.
D) noncumulative quantity discount.
E) basic list price.