If necessary, complete Exercise 1. Use Windows to rename the Florist Solution folder to Florist Solution-Modified. Open the Florist Solution.sln file contained in the VB2017\ Chap01\Florist Solution-Modified folder. If necessary, open the designer window.
a. Change the name of the picture box that displays the hours to picHours.
b. The picHours control should not be visible when the application is started and the interface appears on the screen; set the appropriate property.
c. Unlock the controls and then modify the interface as shown in Figure 1-37. Change the buttons’ names to btnShow and btnHide, and then lock the controls.
d. Code the Show hours and Hide hours buttons. The Show hours button should display the picHours control when the button is clicked; the Hide hours button should hide the picHours control.
e. Save the solution and then start the application. Test the buttons and then close the solution.

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