Extreme Programming (XP) is a discipline of software development with (71) of simplicity, communication, feedback and courage. Successful software development is a team effort-not just the development team, but the larger team consisting of customer, management and developers. XP is a simple process that brings these people together and helps them to succeed together. XP is aimed primarily at object-oriented projects using teams of a dozen or fewer programmers in one location. The principles of XP apply to any (72) project that needs to deliver quality software rapidly and flexibly.

An XP project needs a(an) (73) customer to provide guidance. Customers, programmers, managers, are all working (74) to build the system that’s needed.Customers-those who have software that needs to be developed-willleam simple, effective ways to (75) what they need, to be sure that they are getting what they need, and to steer the project to success.

（75）处填（）。

A．tell

B．know

C．communicate

D．feedback

下列关于春秋时期公布成文法历史意义的表述，正确的有（）

A、打破了"刑不可知，则威不可测"的传统

B、开辟了一种全新的以法治世的统治模式

C、为封建法律制度的确立奠定了基础

D、为成文法典的出现提供了条件