This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
[{'content': "Which of the following transmits 'Chagas' disease? \nSelect and explain. \nA. Itch Mite, B. Lice, C. Reduviid bugs, D. Sand fleas", 'role': 'user'}, {'content': "Answer: C \nExplanation: Reduviid bugs live exclusively on blood of animals including humans and transmit Trypanosoma cruzi which causes Chagas' disease. Chapter: Environment and health Ref: Park 21st edition, page: 720.", 'role': 'assistant'}]