Question

it is used to set the colour effects of the slide​

Answer 1

Answer:

• You can add a color or a filling effect to the background of the slides to emphasize a distinct area. ... When the Background dialog box appears, select Fill Effects from the Color list box. From the Fill Effects dialog box, set the desired effects on the Gradient, Texture, Pattern, and Picture tabs.

Answer 2

Answer:

Anwer is : Background is used to set the colour effects of the slide.