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': 'Follicles are present in which pa of lymph nodes \nSelect and explain. \nA. Red pulp, B. White pulp, C. Coex, D. Medulla', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The outer coex consists mainly of the B cells arranged as follicles,INDERBIR SINGH&;S TEXTBOOK OF HUMAN HISTOLOGY-PAGE NO:132', 'role': 'assistant'}]