This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Developmental-Behavioral Screening and Surveillance, Subject name: Pediatrics
[{'content': 'By what age can a child tell his/her own gender? \nSelect and explain. \nA. 1.5-2 years, B. 2.5 - 3 years, C. 3.5 - 4 years, D. 4.5 - 5 years', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. (b) 2.5-3 yearsRef: OP Ghai 8th ed./52 Table 3.3By the age of three years a child can tell his/her age and gender. They can recall experiences for example - a child ate my lunch in the play schoolPrevious year questions on the topic Developmental mile- stones in children* Child can draw a circle by the age of =3 years* Autism diagnosis in children can be made by age of=3yrs* ADHD diagnosis in children by the age of = 6 years* Nocturnal enuresis cut off age= 6 years', 'role': 'assistant'}]