<em>Marco Polo was one of the world's greatest explorers. Marco Polo walked all the way to China on foot. He traveled around the country for more than two decades. Polo's father and uncle were likewise resolved to bring kublai khan (the Chinese emperor) expensive presents from the new pope.</em>
<span>Technological advancement.
With the likes of social media platforms like tweeter and facebook and specialist tech websites like techcrunch. The news of a new product will always spread virally especially if the product serves a niche purpose and it's relevant to solve a particular need that the market have been wanting for a long time. So, with improved technology that we have today, the news of new technology spreads easily.</span>
The right answer for the question that is being asked and shown above is that: "1. justify the American Revolution to the colonists." <span>The primary purpose of the Federalist Papers was to justify the American Revolution to the colonists</span>
Thomas Jefferson is the person who made that statement at his inaugural address in 1801.
One the one hand, positive aspects came along with the Revolution.
With the growth of industrial companies, the economy developed.
The arrival of telegrams and railroads enhanced communication and transportation, respectively.
At the same time, people started to leave the countryside to live in the city, and they became overcrowded.
Pollution and sanitary conditions became worst.