Final answer:
If hands touched food or surfaces with unclean hands, they must be washed immediately. This practice prevents the spread of harmful microbes and foodborne illnesses. Following proper handwashing techniques is essential for food safety and overall health.
Step-by-step explanation:
If someone has touched food or food contact surfaces with unclean hands, the correct action to take is A) They should wash their hands immediately. This is because when hands are not clean, they can transfer harmful microbes to food, which can lead to foodborne illnesses.
It is important to get the clean hands habit as a part of food safety practices. Proper hand hygiene is crucial before beginning to prepare or serve food, after using the toilet, and whenever hands become soiled. This helps in avoiding pathogens that can cause sickness.
According to the CDC recommendations and the practices of microbiologists, regular handwashing with soap and water is the most effective action one can take to prevent the spread of contagious illnesses. Using clean, running water, wet your hands, apply soap, and follow the five steps of proper handwashing before handling food or interacting with others, especially if they are sick.