The _____ model uses an approach in which developers work with an evolving prototype, using tools such as computer-aided software engineering, joint requirements planning, and joint application design to facilitate rapid prototyping and code generation.

	a.	RAD life cycle
	b.	incremental build life cycle
	c.	waterfall life cycle
	d.	spiral life cycle

____ should serve as the foundation for deciding which projects to pursue

	a.	Successful past projects
	b.	Strategic planning
	c.	Employee abilities
	d.	Project managers