Answer:
Ill answer the first one!
Step-by-step explanation:
1. Pull your hair up and away from your face, cover it with a hair net if required.
2. Make sure that your clothing will not be in or touch any food, roll up your sleeves or change if needed.
3. Wash your hands, and glove them in called for.
4. Make sure that you work surface is clean.
Hope this helps