This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.V.S, Subject name: Medicine
Cardiac biomarkers of choice for diagnosis of myocardial infraction 10 days after initial event 
Select and explain. 
A. Troponins, B. CK-MB, C. Myoglobin, D. LDH
A: Troponins
Answer: A: Troponins 
Explanation: Ref Harrison 19 th ed pg 1594 addition to the clinical examination, three major noninvasive tools are used in the evaluation of NSTEMI-ACS: the electrocardiogram (ECG), cardiac biomarkers, and stress testing. CCTA is an additional emerging option The goals are to: (1) recognize or exclude myocardial infarction (MI) using cardiac biomarkers, preferably cTn;