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
Scar in lung tissue develops into: 
Select and explain. 
A. Adenocarcinoma, B. Oat cell carcinoma, C. Squamous cell carcinoma, D. Columnar cell carcinoma
C: Squamous cell carcinoma
Answer: C: Squamous cell carcinoma 
Explanation: Squamous cell carcinoma