As well as using the food as a staple crop, the Incas thought potatoes made childbirth easier and used it to treat injuries. The Spanish conquistadors first encountered the potato when they arrived in Peru in 1532 in search of gold, and noted Inca miners eating chuñu.
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Imperialism can be characterized mainly by a country's acquisition and colonization of land. an imperialist country will often take new land by force, and imperialist countries often promote nationalist views.
Free enterprise, or the free market, refers to an economy where the market determines prices, products, and services rather than the government. Businesses and services are free of government control.
Answer:
b
Explanation:
because he say everything but not b
<span>An increase in scientific and medical discoveries improved life expectancies.
</span>The best possible explanation for the changes in Europe's population since 1750 is that an increase in scientific and medical discoveries improved life expectancies.In fact, it was around this type that basic hygiene norms were implemented, as well as some mortal diseases were cured or to improve lifbetter treated. Moreover, the discovery of vaccinations helped greatly to improve life expectancies.