下列关于企业定额作用的说法，错误的是（）。

A.企业定额是编制施工组织设计的依据

B.企业定额能反映本企业在不同项目上的最高管理水平

C.依据企业定额可以计算出施工企业拟完成投标工程的计划成本

D.企业定额可以反映本企业的施工技术水平和管理水平

Prior to the availability of enterprise EDM, locating a document over a LAN could be difficult, and over a WAN (1) nearly impossible. With the model for collaborative work spreading, and with more users sharing (2) documents through e-mail and the Internet, enterprise EDM had become a necessity.

Many businesses are finding their greatest competitive advantage is the ability to harness the document (3) lifecycle. EDM systems manage this lifecycle from creation, revision, storage and (4) retrieval to routing and workflow. They also allow users to work on documents collaboratively.

Reusability of information is EDM’s main benefit, as well as the key to creating the paradigms that drive business process (5) reengineering.

3（）

A．database

B．controller

C．lifecycle

D．center