Use the below description of a Car Club System (CCS) to answer the following questions.

A Car Club Company (CCC) provides information to their customers about nearest rental cars companies with the available cars. The company intends to build a computerized system called Car Club System CCS). The system allows any member of public, registered members and CCC staff to browse a list of car rental companies online. Any member of public can register to become members in CCS.  Registered members and staff of CCC have to login in order to make booking, cancel bookings, and update their details.

1. Who are the stockholders in Car Club System?   
2. What does a use case diagram show?  
3. Draw use case diagram of the Car Club System.