Registered Dietitian

Answer: C - A foodservice worker with an open sore on his hand is most likely to transmit Staphylococcus, which lives in the human body and is easy transmitted through contact. Salmonella is found in undercooked eggs and poultry and also lives in the GI tract. Listeria is found in unwashed fruits and vegetables, and Campylobacter grows in raw milk and meat. All are bacteria that can cause foodborne illness.