Explain why integration is/was necessary.

Below:

Explanation:

Integration ensures that all systems work together and in harmony to increase productivity and data consistency. In addition, it aims to resolve the complexity associated with increased communication between systems, since they provide a reduction in the impacts of changes that these systems may have.

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It's Muska...  :)

answer; the civil right act of 1964;

you should think about the answers you give and expect the same form your questions.