In python the input() function prompts the user to enter information.
Flip the laptop over, take off the screws that hold the frame together. Flip it back, take off the top plate. Then, slide the keyboard back in. Replace the frame, and then rescrew the screws. Replace the back side after.
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Well, the word magnify means to zoom, so I assume the correct answer is B. the zoom tool.
You would use this tool to zoom in your text which may be small, or to draw your audience's attention to specific details in your presentation. You would use the same tool to highlight a part of your slide.