A window frame will expand to fill the entire desktop when you _______
Adouble-click the horizontal scroll bar.
Bclick the title bar button marked with two overlapping squares.
Cdouble-click the taskbar.
Dclick the title bar button marked with a single square.
Adouble-click the horizontal scroll bar.
Bclick the title bar button marked with two overlapping squares.
Cdouble-click the taskbar.
Dclick the title bar button marked with a single square.