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': 'The infective form of malarial parasite through a blood transfusion is \nSelect and explain. \nA. Merozoite, B. Trophozoite, C. Sporozoite, D. Schizont', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Modes of Malaria Transmission:\n• Bite of female anopheline mosquitoes:\n– Infective forms: Sporozoites Transfusion malaria\n• Injection of blood of a malaria patient containing asexual forms:‘Trophozoite induced malaria’ –\n– Transfusion malaria\n– Congenital malaria\n– Malaria in drug addicts', 'role': 'assistant'}]