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: Surgery
Which one of the following statements is true of cystosarcoma phylloides- 
Select and explain. 
A. It is a malignant tumour, B. It often metastasises to axillary nodes, C. It is usually bulky and may fungate through the skin, D. It is treated by radical mastectomy
C: It is usually bulky and may fungate through the skin
Answer: C: It is usually bulky and may fungate through the skin 
Explanation: None