Principles of software eng. HELP & Just give me the final answer

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Concerning with the practicalities of developing and delivering the software is one of the key challenges that facing the software engineering. True False Select the correct process model sequence. Design and Specification => Validation and Verification => Implementation=>Evolution Implementation => Validation and Verification=> Evolution=> Design Specification Evolution => Specification=> Design and implementation => Validation and Verification Specification=> Design and implementation => Validation and Verification=> Evolution