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: Gynaecology & Obstetrics
[{'content': 'Quickening can be felt at ...... weeks : \nSelect and explain. \nA. 14 weeks, B. 15 weeks, C. 16 weeks, D. 19 weeks', 'role': 'user'}, {'content': 'Answer: C \nExplanation: 16 weeks', 'role': 'assistant'}]