SOLUTION
Given the question in the image, the following are the solution steps to answer the question.
STEP 1: Write the given data
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STEP 2: Define the pie chart
A pie chart can only be used if the sum of the individual parts add up to a meaningful whole, and is built for visualizing how each part contributes to that whole.
Hence, the tool that would BEST demonstrate this data is the "PIE CHART"