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: Biochemistry
Prolonged carbohydrate deficiency leads to? 
Select and explain. 
A. Metabolic alkalosis, B. Ketoacidosis, C. Vitamin C deficiency, D. Respiratory acidosis
B: Ketoacidosis
Answer: B: Ketoacidosis 
Explanation: None