Essay Topic QuestionsChoose ONE of the following three essay topics, each of which relates to concepts presented and discussed in the first few weeks of the course.Essay Topic 1: The three-legged stoolKerzner* writes, "Success in project management is like a three-legged stool. The first leg is the project manager, the second leg is the line (functional) manager, and the third leg is senior management. If any of the three legs fail, then even delicate balancing may not prevent the stool from toppling."Criticise this statement using at least five external references to support your judgement. Relate your argument to the Zoo Relocation Project case scenario.* Kerzner, H, 2009, Project Management: a systems approach to planning, scheduling and controlling, Wiley & Sons, p18 Essay Topic 2: Strong technical backgroundIt could be said that a good project manager has a strong technical background in the specific field for the respective project, and that all other attributes can be learned as required.Argue for or against this statement using at least five external references to support your judgement. Relate your answer to the Zoo Relocation Project case scenario. Essay Topic 3: OrganisationalOf the many organisational structures discussed in the literature, there will always be one stand-out form that suits a given project organisation more-so than the alternatives. The organisation should adhere to the chosen structure for as long as possible, resisting change at all costs in order to maintain a stable working environment.Argue for or against this statement using at least five external references to support your judgement. Relate your answer to the Zoo Relocation Project case scenario