What did sailors call the Atlantic Ocean? Sea of Darkness Sea of Monsters Sea of the Edge of the World

Sea of Darkness            

Explanation:

Before the discovery of America by Christopher Columbus, many of the early sailors call the Atlantic ocean s sea of darkness. European called the mysterious sea to have monsters and the fear, scared sailors who did not want to cross the Ocean. This myth was broken by Columbus when he decided to take a new sea route from the East to find India.  

the main objectives of the progressive movement were eliminating problems caused by industrialization, urbanization, immigration, and political corruption.