This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Embryology, Subject name: Anatomy
[{'content': 'Embryonic phase of development is from - \nSelect and explain. \nA. 1-3 weeks, B. 4th to 8th week, C. 0-4thweek, D. 6th to 9th week', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., 4th to 8th week * The development of a new individual in the uterus involves three phasesi) Pre-embro phase or germinal phase (day 0-3 weeks).ii) Embro phase or embryonic period (weeks 4-8).iii) Fetal phase (weeks 8-38).", 'role': 'assistant'}]