$20.$ A management information system is $\_\_\_\_\_\_.$Select one:a$.$ an information processing application for routine business activities involving well$-$defined processing stepsb. an interactive system that locates and presents information needed to support the decision$-$making processc. a system that supports an organization's managers by providing daily reports, schedules, plans, and budgets that can be used for making decisionsd. a system of hardware and software that imitates human behavioure. a quick$-$reference, easy$-$access application of information systems specifically designed for instant access by upper$-$level managers