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: Medicine
Which of the following colonic polyps is not pre-malignant - 
Select and explain. 
A. Juvenile polyps, B. Hamartomatous polyps associated with Peutz-Jeghers syndrome, C. Villous adenomas, D. Tubular adenomas
A: Juvenile polyps
Answer: A: Juvenile polyps 
Explanation: None