考古: 40% of the 10.6 million students graduated from US last year were above 25 years old, two thirds of them have had some kind of interruption during their education.Which of following can be concluded for the information above:40%的人毕业的时候大于25岁,其中2/3的人有中断教育,不能说40%的人都是21岁后进大学的,可能20岁进大学的,中断教育4年了阿。。。 maybe正确选项A.at lease 40% of all the graduates have entered college after 21 years old, or they have dropped out for as least one year, or have done both. 其他选项都是推测不到25岁的那部分人如何如何