From a historical point of view, what was Columbus's most important achievement? A. He spread European animals and crops to the Americas and American animals and crops to Europe. B. He established contact between the Americas and the rest of the world. C. He found gold for the rulers of Spain. D. He treated American Indians poorly.

B. He established contact between the Americas and the rest of the world

Explanation:

Christopher Columbus was a great Spanish explorer, being known mainly for having discovered the American continent and having declared these lands as submissive to the Spanish government. He was the first to establish contact between Europe and America, this being his greatest achievement, which brought him much prosperity. Colobus started a system called the colonial exchange, where he took American agricultural products to Europe, which improved all European food habits.

booker t. washington was an educator who established the tuskegee institute. washington argued that african americans should learn trades that would offer them the opportunity to be progressive citizens. instead of fighting against discrimination, washington argued that african americans should use their education and knowledge to become self-sufficient in american society and not in competition with white americans.

w.e.b du bois was the founder of the niagara movement and later the naacp, du bois disagreed with washington. he argued that african americans should consistently fight for racial equality.

ida b. wells was a journalist who wrote about the horrors of lynching in the south. wells work could be considered muckraking as it led to the development of the anti-lynching campaign.