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: Forensic Medicine
An old lady with mitral stenosis underwent hysterectomy for uterine fibroid and died after developing pulmonary edema. The order of cause of death in international ceificate is: NIMS 11 
Select and explain. 
A. Mitral stenosis, pulmonary edema, hysterectomy, B. Pulmonary edema, mitral stenosis, hysterectomy, C. Pulmonary edema, hysterectomy, mitral stenosis, D. Hysterectomy, pulmonary edema, mitral stenosis
C: Pulmonary edema, hysterectomy, mitral stenosis
Answer: C: Pulmonary edema, hysterectomy, mitral stenosis 
Explanation: Ans. Pulmonary edema, hysterectomy, mitral stenosis