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: Pediatrics
Infantile autism is characterized by - 
Select and explain. 
A. Impaired vision, B. Impaired Neurobehavioural development, C. Impaired folate level, D. All
B: Impaired Neurobehavioural development
Answer: B: Impaired Neurobehavioural development 
Explanation: Ans. is 'b' i.e., Impaired Neurobehavioural development o Autism is a neurological disorder. o It is more common in low socio-economic groups.