A$.$ Assume in your program that you have the following form:

hat will do the

Write the subroutine login$\_$click that will be executed, when the button iver.: following:

Create an object of the class validatedUser.

Set the username property of the object with the value of the text box bxtUN.

Set the password property of the object with the value of the text box bxtPWD$.$

Call authenticate method for the object and display message box with a message that contains "Valid

User" if the value of validUser is true and the mess object, e As EventArgs$)$ Handles login $.$c