The correct answer is letter D. OneDrive. It is previously known as Windows Live Folders, SkyDrive, Windows Live SkyDrive. It is a file hosting service that allows users to store files over the cloud and access them at any time.
Examples of character formats that can be applied to text characters in Word include those you find in the Font dialog box (such as bold, italic, underline, font, size, color, superscript, subscript, scaling, animation effects, etc), highlight, change case, etc. To apply a character format to a character or a set of characters, you need to specifically select the desired amount of characters and then apply the formatting you want.
Constant will be the answer