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
Collagen biosynthesis occurs inside the: 
Select and explain. 
A. Chondroblasts, B. Odontoblasts, C. Osteoblasts, D. Fibroblasts
D: Fibroblasts
Answer: D: Fibroblasts 
Explanation: None