If People Posing as a Vacationer Were Able to Purchase

If people posing as a vacationer were able to purchase large numbers of airline tickets from the airlines and later resell them to business travelers

A) group price discrimination on the part of airlines would no longer be profitable.
B) group price discrimination on the part of airlines would no longer be profit maximizing.
C) the airlines would respond by raising further the price charged to business flyers.
D) this person would not earn any economic profit.