In order to support the key aspects of an organization, such as communication, recordkeeping, decision making, and data analysis, information systems are implemented to enhance effectiveness and efficiency. At the most basic level, an information system (IS) is a set of components that work together to manage data processing and storage. Discuss in detail the three types of information systems that support management across the management pyramid. [15 marks] NB: This question requires the student to conduct research on the different types of information systems. The student should provide evidence that s/he has conducted adequate research