Which statement describes an effect of the columbian exchange?

a.
huge numbers of indigenous americans died from european diseases.

b.
european crops wiped out and replaced crops native to the americas.

c.
empires in the americas became wealthier and more powerful than ever before.

d.
horses became essential for trade and warfare in asia and europe.

The Columbian Exchange also had positive and negative effects. The positive side was the exchange of technology in agriculture, for example, which increased crop yields and food production in favor of Native Americans and in favor of Europeans. One of the negative effects was certainly the appearance of many diseases that Europeans transferred to the American continent. Native Americans first faced such illnesses, were non-resistant to them, and many of them died.

The correct answer according to the options offered is: A.

the industrial revolution pushed the world into modern industrialization. it changed the course of history profoundly. it caused rapid urbanization and pushed cities and countries into development. the industrial revolution began in great britain with a series with new inventions which led to the creation of machines and mass production.

this caused the country to gain wealth and money and become an international superpower. it improved transportation and manufacturing inside the country, pushed people to live in urban areas and britain to become the most powerful nation in the world for a while.

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