a.) Differentiate between; i. System analysis and system design ii. Technical feasibility and organizational feasibility iii. Throw away prototype and system prototype iv. Tangible and intangible values V. Functional and non-functional requirements b.) Describe four major phases in the systems development life c.) Give any four roles of a system analyst. d.) Explain any three key factors in selecting an appropriate software development methodology. c.) What is a requirements of tware in software development? (6marks) (2marks)