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: Physiology
After 5 days of fasting a man undergoes oral GTT, true is all except : 
Select and explain. 
A. GH levels are increased, B. Increased glucose tolerance, C. Decreased insulin levels, D. Glucagon levels are increased
B: Increased glucose tolerance
Answer: B: Increased glucose tolerance 
Explanation: B i.e. Increased glucose toterance