Labor unions fought for reasonable working hours, safe working environment, and, better wages. Child labor was also stopped at that time and improved health benefits for injured or retired workers.
The answer would choice C, between the Tigris and Euphrates rivers.
The way that camels help increase trade across geographic barriers of northern Africa is : Camels helped with transportation.
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then, we still have not developed machine based transportation
vehicles, so we rely on ships and carts. Since the horses are unable to
cross pass the desert, most of the animals that is used on northern
Africa trade were camels.
