Which of the Following Is Not an Example of Deceptive

Which of the following is not an example of deceptive advertising?

A) claiming that for the price, the item is the best money can buy
B) artificially inflating the original retail price of an item so that when it is featured as a sale item, it looks more marked down than it actually is
C) using a term like "clearance price" when the item is not being sold at a reduced rate
D) misrepresenting the prices of competitors