build a report of system analysis

Its system analysis report in which answer these questions with help of system brief. I need plagrism report too with this. and word limit is 1500 words 3.2.1 Topic 1 Briefly describe how would you obtain the information needed for the development of a use case model to analyse the requirements of the proposed system. Draw a Use Case Diagram and document use case descriptions to represent the required functionality of the system. Note that any associated systems such as financial systems which are not detailed in the brief may be treated as a black box when drawing the use case diagram. Suggested length: 500 words 3.2.2 Topic 2 Establish a scholarly supported argument, discussing the benefits of offering a mobile application in addition to the website. You may start by exploring perceptions of, and behaviours related to, the use of mobile apps in similar businesses. You must use at least five references to support your argument. Suggested length: 750 words 3.2.3 Topic 3 Develop a Work Breakdown Structure (WBS) – organized by product and in at least three levels of details – for the front-end of a mobile application, which helps the management to understand the scope and complexity of the development project. You are required to demonstrate how the suggested WBS can be used by the management. No cost and schedule estimation is required at this stage. Note: The Project Management Body of Knowledge (PMBOK) defines WBS as a "deliverable oriented hierarchical decomposition of the work to be executed by the project team