The life cycle of a project is a description of the various phases of the project from the beginning to the end. One of the followings is not a phase of the traditional project life cycle, It is（）.-问呀课堂

[单选题]The life cycle of a project is a description of the various phases of the project from the beginning to the end. One of the followings is not a phase of the traditional project life cycle, It is（）.

Adevelopment

Bconcept