This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Thanatology, Subject name: Forensic Medicine
The following rule is not associated with rigor mois 
Select and explain. 
A. Shapiro, B. Nysten, C. Morrison, D. Rule of 12
C: Morrison
Answer: C: Morrison 
Explanation: Rule of Morrison: Gestational age of fetus (6 - 10 months) Nysten's rule: Rigor mois ( order of appearance) Rule of 12: Rigor mois Shapiro's rule: Rigor mois Rule of 9: Burns Rule of Hasse: Gestational age of fetus (first 5 months) Casper's dictum: Decomposition