Answer:
it introduced new products into their lives
Explanation:
The Colombian exchange took goods from Europe and sent them to the Americas and Africa, in exchange for some of their products. This also helped to better communicate ideas from one place to another. This would also help to get inventions from one place to another and spread it throughout the world. The Americans sent corn over to Europe, which is now a widely eaten vegetable.
Answer: spheres of influence
In international relations, a sphere of influence is a region over which a state has a level of cultural, economic, military or political control. This control is exclusive and more accommodating to the power outside the border.
China in the late 19th and 20th century was divided into these spheres of influence, as many European powers held control over large territories. These were taken either by military attacks, threats to the Chinese authorities or unequal treaties.
Qing dynasty between 1661 and 1722