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 may get transformed into 
Select and explain. 
A. Columnar cell carcinoma, B. Oat cell carcinoma, C. Squamous cell carcinoma, D. Adenocarcinoma
D: Adenocarcinoma
Answer: D: Adenocarcinoma 
Explanation: “Peripheral adenocarcinomas with a small central invasive component associated with scarring and a predominantly peripheral bronchioloalveolar growth pattern may have a better outcome than invasive carcinomas of the same size.”.. Robbins