How much xylitol could cause hypoglycemia and how much could cause hepatotoxicity, respectively?
A. 5g for hypoglycemia, 10g for hepatotoxicity
B. 10g for hypoglycemia, 20g for hepatotoxicity
C. 15g for hypoglycemia, 30g for hepatotoxicity
D. 20g for hypoglycemia, 40g for hepatotoxicity