Why is the Classical Era considered
significant to World History?

Planted the seed for modern Democracy

Explanation:

Ancient Greek civilization emerged during the Classical Era.

At that time, the vast majority of societies were run on a monarchy system. This system gave all the power within the empire to the hand of a single king. The common people have little to no influence in politics.

Ancient Greece was different. They let the people to be involved in the creation of legislations by letting them vote on the type of laws that should be passed within society. This concept which give a lot of the power to the people in politic became the seed that led to the creation of our current modern day democracy.

well that depends on how deep the hole is. you'd first go through te crust of the earth, then the upper mantle, then the lower mantle then the outer core, then the inner cor then you'd be stuck in the core to melt.