At Fournotts,a Retail Corporation,Riya Saw a Box of Collector's Edition

Multiple Choice

At Fournotts,a retail corporation,Riya saw a box of collector's edition comic books.Each book was priced at $28.50,but a customer who bought five of the books was required to pay only $19.99 for each book.Riya bought one book and her friend bought five books.In this case,Fournotts' revenue from this purchase is _____.

A) ​$158.51
B) $19.99
C) $28.50
D) ​$128.45