Answer:
different products is one thing that differed crops and goods
Explanation:
Marco Polo helped European ideas about China develop was that he wrote many books and accounts of his travels to the East, and also brought back many artifacts for Europeans to observe.
Answer: When a country is developing and becomes stronger it starts to thrive for power and when a country wants power it starts to take over and expand when a country becomes so large and has so much power that it does not know what to do with it is in the best interest to spread out into a nation of the same empire but ran by different people so that they can maintain the control of their growing nation