[Solved] Software re-engineering is

Q.	Software re-engineering is
A.	A set of activities and associated results that produce a software product.
B.	It is concerned with re-implementing legacy system to make them more maintainable
C.	It is the official statement of what is required of the system developers; it includes uses requirements for a system and detailed specification of the system requirements
D.	None of these.
Answer» B. It is concerned with re-implementing legacy system to make them more maintainable

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