Discuss the pricing policy of price discrimination. 

Discuss the pricing policy of price discrimination.  Provide the economic reasoning for movie theaters, airlines, and many other businesses to charge customers different prices based on time of the day, age,
and purchase dates. Why?
Provide an example of a price discrimination for a good or service that you considered unfair. Do you still believe that the discrimination is unjustifiable? Response must be at minimum of 250 words.