Marco Polo’s description of Beijing is best summarized as a large city with vibrant foreign trade.(Third option)
After travelling along the Silk Road Marco Polo is astonished by the number of cartloads of silk” no less than 1000” entering the city every day. He also talks about how” articles of greater cost and value” were brought to Beijing in” greater abundance” and how people “from every region” were to be found there.
It gave empires new technologies and attracted more people
The answer would be sound waves.
Hope this helps!
The first president was g e o rge washington :)
