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: Dental
Pericytes are found: 
Select and explain. 
A. In thymus, B. Around capillaries of pulp, C. In gallbladder, D. Along with heparin on surface of mast cells
B: Around capillaries of pulp
Answer: B: Around capillaries of pulp 
Explanation: None