Finish the following sentence with the best choice: How to increase protein gains.

Choices:
- Make sure you drink a protein shake immediately after working out as this is when your muscles need it the most.
- Make sure you drink a protein shake 1 to 2 hours after working out as you need to give your muscles time to rest.

Answer:
Make sure you drink a protein shake immediately after working out as this is when your muscles need it the most.