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: Anatomy
Collagen is found in following, except? 
Select and explain. 
A. Ligament, B. Tendon, C. Fibroblasts, D. Aponeurosis
C: Fibroblasts
Answer: C: Fibroblasts 
Explanation: Fibroblasts