Friedl Has Recently Arrived in the United States from Another

Multiple Choice

Friedl has recently arrived in the United States from another country.In that country,everyone is permitted to carry firearms without a license.Friedl goes to the airport to pick up his parents and he carries his handgun with him.As soon as he enters the airport baggage claim area,he is stopped by police and arrested for carrying a concealed weapon and endangering an airport facility,a newly created anti-terrorist statute.What is Friedl's best defense?

A) Mistake
B) Duress
C) Entrapment
D) Friedl has no legally recognized defense