In this assignment, you will create an application that calculates and displays a customer's monthly cable bill. Your interface should look like this:

Requirements:

1. The user should be able to select a cable package
2. The user should be able to select features
3. The user should be able to calculate the bill
4. A message box should display with the bill amount
5. The company's name should appear in the message box's title bar
6. The dollar amount should be formatted with a dollar sign and two decimal places
7. The message box should contain an OK button to close the message box
8. The user should be able to Exit the program