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: Pathology
Antigen presenting cells are all of the following except- 
Select and explain. 
A. Astrocytes, B. Endothelial cells, C. Epithelial cells, D. All
D: All
Answer: D: All 
Explanation: Ans. is 'a' i.e., Astrocytes; 'b' i.e., Endothelial cells; 'c' i.e., Epitehlial cells