This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Communicable diseases, Subject name: Social & Preventive Medicine
[{'content': 'All are true regarding malaria except - \nSelect and explain. \nA. Infant parasite rate is a poor indicator of malaria occurence in a community, B. ABER is used for operational approach, C. Spleen rate is an impoant indicator of endermicity of malaria, D. Usually caused by Plasmodium vivax', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Infant parasite rate is defined as the percentage of infants below the age of 1 year showing malaria parasites in their blood films.It is regarded as most sensitive index of recent transmission of malaria in a locality Reference; Park&;s Textbook of preventive and social medicine, 24th edition.Pg no. 277', 'role': 'assistant'}]