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
To know long term diabetic status which of the 
following test is done 
Select and explain. 
A. random blood sugar, B. fasting blood sugar, C. glycated haemoglobin, D. glucometer
C: glycated haemoglobin
Answer: C: glycated haemoglobin 
Explanation: None