题目内容：
People who drink 3—4 servings of fruit and Vegetable juiees weekly may——risk of developing Alzheimer’s disease _______hose who drink only once a week．
A．have twenty—three percent higher，than B．have thFee quarters lower，than
C．be one hundred and twenty—three percent as high，as
D．be one hundred and seventy—six pereent as high，as
参考答案：
答案解析：