Answer:
Columbian Exchange or the great exchange has a significant impact on the lives of people living in America, Europe, Asia and Africa. Columbian exchange started after the discovery of the new world ( America). The exchange of goods like plants, animals, vegetables started between the new world (America) and the old world ( Europe, Asia and Africa). For example, before 1000 AD potatoes were only grown in the south America, the other world was not known to potatoes. By the 1840s Ireland became so dependent on potatoes that it's one eighth population got killed in the potato famine. The transport of horses from Europe to America changed the lives of it's tribal areas.
Explanation:
It spread from Italy to Russia. It affected majorly in The cities Paris, Vienna, Venice and Genoa. It took 4 years.
A strong economy depends on "most people’s confidence in t<span>he economy," since it is this consumer confidence that allows banks to make loans and people to pay back these loans in a responsible fashion. </span>
Well the answer isn't one of your options. It's 1838. I'm sorry that's all I have