In Exercises 39 through 44, write a program to carry out the task. The form contains tw...

In Exercises 39 through 44, write a program to carry out the task.

The form contains two text boxes into which the user types information. When the user clicks on one of the text boxes, it becomes blank and its contents are displayed in the other text box. Note: A text box can be cleared with the statement txtBox.Clear() or the statement txtBox.Text = "".