This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pathology
Heat stiffening occurs when person exposed at a temp of 
Select and explain. 
A. 30c, B. 40c, C. 50c, D. 60c
D: 60c
Answer: D: 60c 
Explanation: When body is exposed to temperature above 65oC, a rigidity is produced. It is seen in deaths from burning, high voltage electric shock, from falling into hot liquids.