This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Sexual Offenses, Subject name: Forensic Medicine
Which of the following condition is necessary prerequisite for this change? 
Select and explain. 
A. Rupture of membranes, B. Scanty liquor amnii, C. Adequate liquor amnii, D. Air inside the uterine cavity
C: Adequate liquor amnii
Answer: C: Adequate liquor amnii 
Explanation: Ans. (C). Adequate liquor amniiThe photograph shows maceration, a sign of intrauterine death.Conditions favoring maceration: Intact membranes; adequate liquor amnii & NO air.