Finish the following sentence with the best choice: Inflate a boucy castle.

Choices:
- With the children off the castle, hook up the air pump and turn it on until the castle has inflated, then turn it off with the children on it.
- With the children off the castle, hook up the air pump and turn it on until the castle has inflated.

Answer:
With the children off the castle, hook up the air pump and turn it on until the castle has inflated.