问题
The second paragraph mainly tells us that 查看材料
A:Japanese are .always healthier than Americans
B:the way we eat may cause some health problems
C:if you eat too much fat you will have cancer
D:living in the US is not good for people"s health
B:the way we eat may cause some health problems
C:if you eat too much fat you will have cancer
D:living in the US is not good for people"s health
正确答案是：
