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
Creative kinase is elevated in MI after - 
Select and explain. 
A. 2 - 4 hrs, B. 4 - 8 hrs, C. 12 - 24 hrs, D. > 24 hrs
A: 2 - 4 hrs
Answer: A: 2 - 4 hrs 
Explanation: Ans. is 'a' i.e., 2 - 4 hrs.