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: Pathology
Chicken fat clot is: 
Select and explain. 
A. Postmortem clot, B. Thrombus, C. Infarct, D. All
A: Postmortem clot
Answer: A: Postmortem clot 
Explanation: None