This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Metabolism of carbohydrate, Subject name: Biochemistry
A 8-year-old boy rapidly develops hypoglycemia after moderate activity. On examination, doll like face and the liver and kidneys are found to be enlarged. Blood examination reveals raised levels of ketone bodies, lactic acid, and triglycerides. Histopathology of the liver shows deposits of glycogen in an excess amount. What is the diagnosis? 
Select and explain. 
A. Pompe's, B. McArdle's, C. von Gierke's, D. Cori's disease
C: von Gierke's
Answer: C: von Gierke's 
Explanation: Inheritance: Autosomal recessive Definitive diagnosis - liver biopsy Fructose and galactose restriction in the diet is advised. Reference: Harper's Illustrated Biochemistry 30th Edition Page no 179