Q)A group of students of University had launched its own application named "LeadsGuider" to facilitate the students in FYP. After 100 days of IK Govt, prime minister makes it compulsory for every university to register their student in "LeadsGUider" application. Users of the application has to upload the picture of passport/CNIC, all educational documents and institute detail for registration. Currently one milllion students are using that application all around the world. Now they want to use the cloud services for this application to facilitate the student's. What kind of deployment model will be suitable for them and why?