This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Physiological Changes of Pregnancy, Subject name: Gynaecology & Obstetrics
Glycosylated hemoglobin in a normal pregnant lady should be less than: 
Select and explain. 
A. 4.50%, B. 5.50%, C. 6.50%, D. 7.50%
C: 6.50%
Answer: C: 6.50% 
Explanation: The cut off for glycosylated hemoglobin in a pregnant lady is less than 6.5 %.