Q: Make a use-case diagram, write use-case description (fully dressed) of any 3 use-cases – selected use-cases shouldn’t be basic like register, login, logout etc., make GUIs of selected use-cases, using following scenario:

A client wishes to develop a COVID-19 Tracer App. The app should automatically track and store contacts’ IDs of two users with same app. The users should be able to see a login/signup window upon new installation of app. The user must be able to view his/her account information. The user can update his/her account information. The user can view the ID numbers of contacts he/she made in recent 15 days. The user must be notified if someone tested COVID positive among his/her contact. The user can view COVID symptoms. The user should be able to check his health condition in terms of COVID symptoms. The user can view self quarantine guidelines. The user should be able to view COVID statistics in his/her area. The user can view COVID statistics around the whole country. The user should be able to decide whether or not share his/her information with the government. The government should be able to view information of different users shared by users. The government should be able to update the statistical COVID data of different areas of country.