Answer:
Change the theme colors in Word
1. Select Design > Colors.
2. Point to a color to preview how it will look in your document.
3. Select a color scheme.
Explanation:
The correct answer is option D.
i.e. graphic user interface allows users to control software operations by clicking and pointing with a mouse.
GUI is a type of interface that allows the user to interact through computer graphics.
C is the correct answer I believe