Trace historic reasons for the increase in global populations by selecting all correct answers.
Around 8,000 BC people learned to farm and raise animals.
In the 15th century, plants from the Americas were taken to Europe to provide new foods.
In the 16th century, inventions such as tractors made farming easier.
Life expectancy increased with treatment for diseases.
Medicines became available around the time of Columbus.

a widespread disease that killed many people

the split of the christian church

invasion from arab muslims

the answer is a. hope this

populist movement, in u.s. history, politically oriented coalition of agrarian reformers in the middle west and south that advocated a wide range of economic and political legislation in the late 19th century. thus in 1892 their leaders organized the populist, or people's, party, and the farmers' alliances melted away.

the correct answer is c.