Comparison pricing claims are legal if they are truthful. However, sellers should not advertise a price reduction unless ________.
A) it is a saving from the usual retail price
B) a "factory" price, if listed, is what it is claimed to be
C) a "wholesale" price, if listed, is what it is claimed to be
D) "comparable value items" are not actually imperfect goods
E) all of the above
Answer: E