Which of the following formats is supported as a background in Excel?

To use the compare and merge feature, the Compare and Merge button must be added to the ________

Fill in the blank(s) with the appropriate word(s).

A(n) ________ is an input device that may include one or more buttons and a scroll wheel and works by moving across a smooth surface to signal movement of the pointer

a.joystick b.mouse c.scroll wheel d.touchpad