In this exercise, you modify the Monthly Payment application from this chapters Apply lesson. Use Windows to make a copy of the Payment Solution folder. Rename the copy Modified Payment Solution. Open the Payment Solution.sln file contained in the Modified Payment Solution folder. Modify the interface to allow the user to select the term (15, 20, 25 or 30) from a list box. Make any other modifications you deem necessary to the interface. Be sure to reset the tab order. Also, be sure to select a default item in the new list box. The Calculate button should now display only the monthly payment corresponding to the selected term. Save the solution and then start and test the application. (If the principal, rate, and term are 125000, 3.0, and 30, respectively, the monthly payment is $527.01.)