Respuesta :
					                   Answer is C. Eating shellfish that has not been cooked. 
Reason. People become infected with norovirus by: Eating food or drinking liquids contaminated by an infected person. Eating uncooked shellfish that has been harvested from contaminated waters.
					                
					             Reason. People become infected with norovirus by: Eating food or drinking liquids contaminated by an infected person. Eating uncooked shellfish that has been harvested from contaminated waters.
