Answer:
In its most general sense, the term "world" refers to the totality of entities, to the whole of reality or to everything that is. The nature of the world has been conceptualized differently in different fields. Some conceptions see the world as unique while others talk of a "plurality of worlds".
Answer:
Correct answer is Christopher Columbus, a famous Italian sailor who sailed under Spanish flag. While searching for the sea route that will take him to India he came across a new continent in 1492. He actually reached what we know today as Bahamas. By doing this he opened Age of exploration for many people who came afterwards.
Explanation:
Many European sailors, especially from Spain and Portugal were trying to find a sea route to Asia. One of them was Columbus, who tried to do that by sailing towards west. He failed to reach India, but unknowingly reached the shores of American continent. When people realized that he actually discovered a new continent, many explorers including John Cabot, Cartier, Amerigo Vespucci and others continued to explore the new continent.