This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fundamentals In Radiology, Subject name: Radiology
Which of the following is not ionizing: 
Select and explain. 
A. Beta radiation, B. Alpha radiation, C. Gamma radiation, D. UV radiation
D: UV radiation
Answer: D: UV radiation 
Explanation: d) uv radiation ref: SPM Park 17th/e p.521, principal and practice of oncology 6th/e p. 195-196