Context: This week on Idaho Photo is dedicated to aircraftOntario , Oregon Air FairThis last Saturday I had a chance to get away from work and relax at the Ontario Air Fair . I had never been to one and what a lot fun it is for free ! No admission was charged , I did donate to the parking fund though .
Question: What may be a valid fact about the air fair ?
Option 0: I had a good time there previously .
Option 1: None of the above choices .
Option 2: It did not require people to spend money .
Option 3: Cars must pay a parking fee .
Answer: 2