Ticket scalping (selling tickets for above their face value) is often demonized as unfair

Ticket scalping (selling tickets for above their face value) is often demonized as unfair. If a ticket for a particular event is being sold for twice its face value, what market dynamic is most likely in play?

A. The government has messed up efficiency in the market, yet again, by letting the market determine the market clearing price.

B. There was an excess supply of tickets available.

C. The local government created a binding price floor in the market for tickets to this event.

D. Either the venue was too small and/or the tickets were priced too low.

E. Someone monopolized the market for the event.