A Monopoly

A monopoly

A) exists when either the buyer or the seller has the ability to influence the market price.
B) exists when there are so many buyers and sellers that each has only a small impact on the market price and output.
C) exists when a single consumer demands the entire market for a particular good or service.
D) can have many sellers but only one buyer.
E) exists when a single company supplies the entire market for a particular good or service.