单选题 Extreme Programming (XP) is a discipline of software development with ______ 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 successd 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 ______ project that needs to deliver quality software rapidly and flexibly.
An XP project needs a ______ customer to provide guidance. Customers, programmers, managers, are all working ______ to build the system that"s needed. Customers-those who have software that needs to be developed-will learn simple, effective way to ______ what they need, to be sure that they are getting what they need, and to steer the project to success.