【单选题】

 a project is defined as:

a. a coordinated undertaking of interrelated activities directed toward a specific goal that has a finite period of performance.
b. a large, complex undertaking with many objectives, multiple sources of funding, and a not discernible end point.
c. an undertaking of interrelated activities directed toward a specific goal that can be accomplished in less than one year.
d. a group of activities headed by a project manager who has cradle-to-grave cycle responsibility for the end product.
e. all of the above.