施工项目施工成本是建筑业企业的主要产品成本，一般以单位工程作为成本核算的对象，通过（）的综合来反映施工项目的施工成本。

A、各单位工程成本核算

B、各单位工程发包合同额

C、各单位工程决算价

D、各单位工程施工图预算价

In a recent advertisement, a major cereal company contended that the better educated people are, the more likely it is that as children they regularly ate oatmeal. As evidence, the company cited a national random survey of college graduates in which four-fifths of all those surveyed reported having eaten oatmeal at least once a week when they were young.
Which one of the following is an additional piece of information that would support the cereal company’s conclusion

A．Four-fifths of all current college graduates eat oatmeal regularly.

B．Fewer than four-fifths of those without a college degree ate oatmeal regularly when they were children.

C．Among people who have additional education beyond college, four-fifths ate oatmeal regularly when they were children.

D．More than four-fifths of the population at large—college graduates and nongraduates combined—ate oatmeal regularly when they were children.

E．(E) Those college graduates who did not eat oatmeal regularly when they were children did eat oatmeal on an occasional basis.