You can set the control’s tab index property using . . . . . . . .

The correct answer is A. Properties window.

The tab index property is a property of a control that specifies the order in which the control will be selected when the user tabs through the controls on a form. The tab index property is set in the Properties window.

The Control Window is a window that displays the controls on a form. The Control Window does not have a tab index property.

The File menu is a menu that contains commands for opening, saving, and printing files. The File menu does not have a tab index