The visual aid that has been demonstrated here would be:
D). A bar graph
- In the given situation, Keithe aims to provide a presentation that shows how the cost of living varies in distinct nations and locations across the globe.
- To successfully pursue his purpose, the 'bar graph' would be the most appropriate visual aid that will assist him showing his desired information and data of varied costs in various countries briefly and graphically.
- This will make his idea more meaningful and understanding that will enhance the impact over the viewers.
Thus, option D is the correct answer.
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