Finish the following sentence with the best choice: How to ensure all parts of the wall are insulated.

Choices:
- Using a can of spray insulation, spray parts in wall that have missed insulation until everything is covered.
- Using a can of spray foam, spray parts in wall that have missed insulation until everything is covered.

Answer:
Using a can of spray insulation, spray parts in wall that have missed insulation until everything is covered.