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: Gynaecology & Obstetrics
Which of the following is the rarest modification in a fibroid uterus : 
Select and explain. 
A. Red degeneration, B. Calcification, C. Hyalinization, D. Sarcomatous changes
D: Sarcomatous changes
Answer: D: Sarcomatous changes 
Explanation: Sarcomatous changes