This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Plastic Surgery and Skin Lesions, Subject name: Surgery
The term universal tumor refers to: 
Select and explain. 
A. Adenoma, B. Papilloma, C. Fibroma, D. Lipoma
D: Lipoma
Answer: D: Lipoma 
Explanation: Lipomas are most common SUBCUTANEOUS LIPOMAS Also known as UNIVERSAL TUMOUR MC site: Trunk BRACKET CALCIFICATION is seen in lipoma of corpus callosum SURGICAL EXCISION is required for removal