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The most common method of communication in ancient Asia is sending a messenger on a horse. There are transfer stations for horses throughout the continent that allows the messenger to switch to a new horse after covering some distance. Water transportation is also used for communication. In China during an invasion from the North, soldiers on the towers of the Great Wall of China would light up a torch and all the other towers would do that as well until it reaches the capital.
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The answer is a) They recorded their observations of diseases
Explanation:
This is right on Edgen
The answer is C: With no legal protection from unfair employment practices<span />
-She was of Native-American and African-American decent.
-She was the first African-American pilot ever.
-She died doing what she loved most (she died in a plane crash)
-She was the first Native American woman to hold a pilot license