根据《循环经济促进法》，国务院和县级以上地方人民政府管理机关事务工作的机构会同本级人民政府有关部门制定本级国家机关等机构的（）定额指标，财政部门根据该定额指标制定支出标准。

A.用能、用水

B.用材、用水

C.用地、用能

D.用能、用材

A project manager believes that modifying the scope of the project may provide added value service for the customer. The project manager should ______.

A．change the scope baseline

B．call a meeting of the configuration control board

C．assign change tasks to project members

D．postpone the modification until a separate enhancement project is funded after this project is completed according to the original baseline