1. eating healthy foods.
2. getting enough sleep.
3. getting enough exercise
4. managing stress
5. washing your hands consistently.
All of those things helps your immune system by strengthening it or by keeping germs away which intern helps prevent you from getting sick.
I hope this helps. Let know if anything is unclear.
What is it you need help with on that
Answer:
c. reaction time
Explanation:
If you boutta car crash you better have good reaction time or else something bad is gonn happen.