This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Blood, Subject name: Pathology
[{'content': 'Bleeding time assesis: \nSelect and explain. \nA. Extrinsic clothing pathway, B. Intrinsic clothing pathway, C. Fibrinogen level, D. Function of platelets', 'role': 'user'}, {'content': 'Answer: D \nExplanation: (Function of platelets): Ref: 649-R, 428-HM (468-Basic pathology 8th)Bleeding time asses the platelet functions and vascular integrity', 'role': 'assistant'}]