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
True about mummification is: 
Select and explain. 
A. External features are preserved, B. High atmospheric temperature is needed for, C. Occurs in dry air, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: D i.e. All of above Mummification is dessication/ dehydration or drying & shriveling of body tissue & viscera after death.Q Mummification is drying or dehydrationQ of cadaver & is modification of putrefactionQ. In which body features and appearances are preservedQ but face is greatly distoedQ High temperature, dry (devoid of moisture) environment with free circulation of airQ are ideal conditions for mummification.