You are working as a project manager for a major US-based public company．This morning you received alarming news that the major strategic project you are responsible for will not be able to provide financial benefits to the organization as expected．This drawback will significantly influence future profits of the entire corporation．What should you do right now ？（）

A．You should not overact and check at least three options before making any decision

B．You must immediately inform the corporate management to ensure real time issuers disclosure

C．You should investigate detailed information on the problem before escalating it to corporate managemen

D．You should find a quick solution for the problem and implement this immediatel

材料消耗定额是在合理和节约使用材料的条件下，生产单位合格产品所必须消耗的资源的数量标准，包括 ______ 。

A．在运往工地过程中材料的损耗量

B．直接使用在工程实体上的材料的净用量

C．在施工操作过程中不可避免的废料和损耗

D．在施工现场运输过程中不可避免的废料和损耗

E．在施工现场的材料报废量