Q: Airport is a complex of runways and buildings for the take-off, landing and maintenance of civil aircraft, with facilities for passenger. As he looked out the window, he knew the landing was happening soon, and it made him nervous, but he would be at airport soon.
A: As he looked out the window, he knew the landing was happening soon, and it made him nervous, but where would he be soon?
Options:
- apartment building
- disembark
- stairwell
- deplane
- airport
airport

Q: Toy Store is a type of retail business specializing in selling toys. When he was a small child, he called the giraffe mascot a cow, it was a fond memory of the now defunct toy store.
A: When he was a small child he called the giraffe mascot a cow, it was a fond memory of the now defunct what?
Options:
- toy store
- story book
- great outdoors
- countryside
- wildlife refuge
toy store

Q: A projectile needs air to pass through. A projectile can be shot out from canon only if air is available.
A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
What does a projectile pass through?
Options:
- battle field
- air
- gun
- weapon
- baseball
air