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
When do neutrophils appears in myocardial infarction? 
Select and explain. 
A. Less than 4 hours, B. 4-12 hours, C. 12-24 hours, D. 1-3 days
C: 12-24 hours
Answer: C: 12-24 hours 
Explanation: Answer- C. 12-24 hours12-24 hr- Dark motting- In light microscopy, ongoing coagulative necrosis, marginal contraction band necrosis, beginning if neutrophilic infiltration.