62. Which statement about ketone bodies is correct? (A) During prolonged starvation, the brain cannot use ketone bodies and relies exclusively on glucose. (B) In ketoacidosis, excess acetone is exhaled through the lung. (C) Ketone bodies are produced primarily when the insulin-to-glucagon ratio is high after a carbohydrate-rich meal. (D) Ketone bodies are produced mainly in the cytosol of extrahepatic tissues such as muscle. (E) During ketosis, ketone bodies are readily converted into glucose in the liver.