____ perform differently based on their operands.

Writer's ________ provides buttons to use for common formatting features such as font size and type, boldface, text alignment, and other formatting features

Fill in the blank(s) with correct word

When the virtual keyboard is displayed, the device’s back button changes to a down button that enables you to .

a. scroll down the screen b. dismiss the app’s current activity and return to the prior one. c. hide the app d. dismiss the keyboard