Quentin Is a Member of the Album of the Month

Multiple Choice

Quentin is a member of the Album of the Month Club and receives a new music CD every month without fail. The Club usually gives its members a time period within which they can reject the selection and stop shipment of the CD, failing which the CD will be shipped. Last month, Quentin received a CD from Album of the Month Club, a copy of which a friend had already gifted him. As he was away, Quentin had not found time to reject the selection and had to buy the CD. What kind of an offer-acceptance model does Album of the Month Club have?

A) mirror image rule acceptance
B) silence as acceptance
C) acceptance-upon-dispatch
D) unequivocal acceptance