Respuesta :
Answer:
Patient D.
Explanation:
According to the table, digestive system of patient D is affected by an infectious agent as patient D is suffering from food poisoning. Food poisoning occurs due to drinking or eating food having contamination with certain bacteria and other pathogens.
Pathogens causing food poisoning affect digestive system and cause vomiting and diarrhea in affected person.
Thus, the correct answer is option (D).