Finish the following sentence with the best choice: What do you use to make rocket powered Matchbox cars?

Choices:
- You will need an Estes A10-PT model rocket engine and something to tie the engine to the Matchbox car, and of course a matchbox car.
- You will need a rocket engine to attach to the car, a car, and something to hold it all together such as string or wire.

Answer:
You will need an Estes A10-PT model rocket engine and something to tie the engine to the Matchbox car, and of course a matchbox car.