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: Anatomy
[{'content': 'Meiosis in spermatogenesis occurs in which of the following step - \nSelect and explain. \nA. Primary spermatocyte to intermediate spermatocyte, B. Primary spermatocyte to secondary spermatocyte, C. Secondary spermatocyte to round spermatid, D. Round spermatid to elongated spermatid', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]