This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'Subcapsular sinus is seen in \nSelect and explain. \nA. Lymph node, B. Spleen, C. Thymus, D. None', 'role': 'user'}, {'content': "Answer: A \nExplanation: Inderbir Singh's Human Histology Seventh edition Pg 131 Subcapsular sinus is one of the most impoant characteristic features of lymph nodes", 'role': 'assistant'}]