This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General physiology, Subject name: Physiology
Acclimatization does NOT include 
Select and explain. 
A. Hyperventilation, B. Decreased concentration of 2,3 DPG in RBC, C. Increased erythropoiesis, D. Kidney excrete more alkali
B: Decreased concentration of 2,3 DPG in RBC
Answer: B: Decreased concentration of 2,3 DPG in RBC 
Explanation: It includes increase in pulmonary ventilation, increases in RBC count and hemoglobin content, increase in 2,3-DPG.(Ref. Textbook of physiology N Geetha 2nd edition page no.265)