Answer:
The correct option is 4)Washing with soap and water for at least 20 seconds and thoroughly rinsing with clean water.
Step-by-step explanation:
All employees involved with food preparation must wash their hands and expose portions of their arms with soap and water. Thorough hand washing is done by vigorously rubbing the surfaces of lathered hands and arms for at least 20 seconds, followed by a thorough rinse with clean water.