Allen is a system analyst and he is tasked to develop a new system in which it has never been done before. The project requires him to integrate the current transaction processing system with a business support system. The output requirements of the integrated system is not clear to the users and the system analyst. The users request to begin with a prototype in order to have a look and feel of the system in order for them to give more accurate input about the system requirements and the expected output. Allen agrees but he also warns the user that he may not able to provide up-to-date documentation due to frequent changes to the design and output of the system. If Allen is given three options of system development approaches which are the JAD, SAD and Agile methods, which one should he choose. For each of option justifies why it is suitable or not suitable to be used For the toolbar, press ALT F10 (PC) or ALT FN+F 10 (Mac) BIVS Paragraph Aral 14px A LIX a ? E X X, TT TT 3 BED )