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This world map shows elevation and scale in miles and kilometers.

A grid is drawn over a world map. Green shading represents 0 feet, red shading represents 22,841 feet, and blue shading represents 29,029 feet. Most continents contain green and yellow shading. North America and Asia contain large sections of orange and red shading. Asia contains a large section of blue shading.

In miles, what is the approximate distance between the southern tip of South America and the southern tip of Africa?

4,600 miles
7,000 miles
8,900 miles
12,000 miles