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
[{'content': 'During which stage of development does maximum growth spu occur in females ? \nSelect and explain. \nA. Tanner breast stage I, Axillary stage I, B. Tanner breast stage II, Axillary stage II, C. Tanner breast stage III, Axillary stage III, D. Tanner breast stage IV, Axillary stage IV', 'role': 'user'}, {'content': 'Answer: C \nExplanation: FOR GIRLS peak height growth:breast stage III and axillary hair stage III. FOR BOYS peak height growth: genitalia (testes and penis) stage IV and axillary hair stage IV. In girls, the breast bud (Thelarche) is usually the first sign of pubey (10-11 yr), followed by the appearance of pubic hair 6-12 months later. The interval to menarche is usually 2-2.5 yr but may be as long as 6 yr. Peak height velocity occurs early (at breast stage II--III, typically between 11 and 12 yr of age) in girls and always precedes menarche.', 'role': 'assistant'}]