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
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 
Select and explain. 
A. a, B. bc, C. ac, D. b
C: ac
Answer: C: ac 
Explanation: None