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
A neuro peptide molecule that stimulates cell division in pulpal fibroblasts 
Select and explain. 
A. Epinephrine, B. Epinephrine, C. Calcitonin-gene-related peptide, D. Vasoactive intestinal polypeptide
C: Calcitonin-gene-related peptide
Answer: C: Calcitonin-gene-related peptide 
Explanation: None