The code for Nashville is represented by which of the following?

The city code for Nashville is BNA, which stands for Nashville International Airport. This code is derived from the city's name, where the "B" stands for "B" in Nashville, while "NA" signifies "Nashville." Airport codes are typically three-letter combinations that represent specific airports, making it easier for travelers and airlines to identify locations quickly.

In the context of the choices provided, each of the other codes represents different airports in different cities: ALB is Albany International Airport in New York, BDL is Bradley International Airport serving Hartford, Connecticut, and AUS is Austin-Bergstrom International Airport in Texas. Understanding these codes helps in navigating air travel logistics effectively.