Hello friend......
factor meaning, definition, what is factor: one of several things that influence or social and economic factors.
factor in The vaccination program has been a major.....
Christopher Columbus went to his grave believing that he had sailed across the Atlantic Ocean and arrived in India, perhaps the most famous misperception in all of history. This is the reason why Native Americans are often referred to as Indians, as "Indians" became a catch-all term in many European languages for native populations.
You didn't put the options... but the trail of tears was the forced movement of Indians from the Mississippi River to present day Oaklahoma