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: Microbiology
[{'content': 'Malaria parasites -a) Has man as its intermediate hostb) Has a life cycle that alternates between man and tse-tse flyc) Has 4 important species in mand) Can be easily cultured in the laboratory \nSelect and explain. \nA. a, B. bc, C. ac, D. b', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]