Why Are Airports Such a Profitable Place to Have a Retail

Why are airports such a profitable place to have a retail business?

A) Airport leases are affordable and short-term.
B) Tourists find unique stores at airport not available to them at other shopping centers.
C) Travelers tend to carry more money than a traditional shopper.
D) Changes in security have encouraged travelers to arrive earlier and make more purchases after they go through security.
E) Airport retailers can pay employees lesser wages than what they pay at other shopping centers.