According to the passage, Mediterranean dietA．can"t control the blood sugar unless combine

According to the passage, Mediterranean diet

A．can"t control the blood sugar unless combined with exercise.

B．is better than the low-fat diet in treating diabetes.

C．involves more carbohydrates than the low-fat diet.

D．can completely replace diabetes drugs.

请帮忙给出正确答案和分析，谢谢！