User Case Definition 1. User selects the city to display the expected 3%

User Case Definition: 1. User selects the city to display the expected 3% population growth. 2. User selects the Display Present Population menu item to open a second form to display the 10 largest cities and their population. 3. User selects the Clear menu item to clear the form. 4. User selects the Exit menu item to exit the application.