1. In Windows Vista, which process allows you to display two documents side by side?

A. Right-click the mouse button in a blank area of the taskbar; in the menu option that appears, click Show Windows Side by Side.
B. Click the Windows icon button, choose Control Panel, and select the Tile Windows Vertically option.
C. Double-click on the desktop; in the menu option that appears, click the Show Windows Stacked option.
D. Click the Windows icon button, choose Control Panel, select Appearance and Personalization, choose the taskbar, and select Side by Side.