Elisha Otis is best known for inventing a safety device that prevents elevators from falling if the hoisting cable falls. He equally founded the Otis Elevator Company.
In the first major pioneering movement, settlers made their way to Oregon and California by way of the D) California Trail.
The Spokesperson for the Mississippi freedom democratic party at the 1964 democratic convention was Fannie Lou Hamer.
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United states and Britain.
