Answer:
As well as giving us the concept of zero, Indian mathematicians made seminal contributions to the study of trigonometry, algebra, arithmetic and negative numbers among other areas. Perhaps most significantly, the decimal system that we still employ worldwide today was first seen in India
Explanation:
Social Darwinism explained the operation of society as "survival of the fittest."
People often associate the term "survival of the fittest" with Charles Darwin, but actually it was terminology that came from Herbert Spencer, the founder of what is known as Social Darwinism. (Spencer wouldn't have called it that - he and Darwin were rivals.) Darwin used the term "natural selection" in his descriptions of biological evolution. Spencer was unafraid to apply the same concepts to competition within the human species, contending that the stronger, fitter social or cultural groups will survive better than others and dominate over weaker groups.
<span>United States decide to enter World War I </span>because of the Germans' decision to resume the policy of unrestricted submarine warfare,
<span>D. France was a member of the Triple Entente, while Italy was a member of the Triple Alliance.
The prewar alliances were as follows:
The Triple Entente: France, Russia, and Great Britain
The Triple Alliance: Germany, Austria-Hungary, and Italy
When the Great War erupted, however, Italy changed sides. On May 23, 1915, Italy declared war against Austria-Hungary and joined the war on the side of the Allies (the nations that had been the Triple Entente members).</span>
