This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: High-Risk Infant - Prematurity & Intrauterine Growth Restriction, Subject name: Pediatrics
[{'content': 'SGA baby is one whose body weight is? \nSelect and explain. \nA. Less than 10th percentile, B. Less than 80th percentile, C. <34 weeks gestational age, D. None of the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: ANSWER: (A) Less than 10th percentileREF: OP Ghai 7th ed p. 129Small for gestational age is a statistical definition which denotes an infant whose body weight is less than 10 percentile of the population norms.', 'role': 'assistant'}]