<span>Australopithecines was believed to be the first to walk upright
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-people wanted to move because they wanted better lives. they faced dangerous journeys .
-they moved west because land was cheap or free and they thought they would do better business in the west .
-people who weren't making business or wasn't making any money, found the opportunities to move west to start everything all over again
<span>Building the Panama Canal, 1903–1914. President Theodore Roosevelt oversaw the realization of a long-term United States goal—a trans-isthmian canal. Throughout the 1800s, American and British leaders and businessmen wanted to ship goods quickly and cheaply between the Atlantic and Pacific coasts.</span>
The correct order is the crust, mantle, outer core, then inner core.