Finish the following sentence with the best choice: How do you cut down a tree?

Choices:
- Using a chainsaw, carefully cut out a wedge in the tree in the direction you want it to fall, gradually making it bigger and bigger.
- Using a pocket knife, carefully cut out a wedge in the tree in the direction you want it to fall, gradually making it bigger and bigger.

Answer:
Using a chainsaw, carefully cut out a wedge in the tree in the direction you want it to fall, gradually making it bigger and bigger.