B - bodhisattvas in Mahayana Buddhism
<span>The Mongols were a nomadic race of people who are from
Mongolia as well as China’s Inner Mongolia Autonomous Region. They were expert
riders, hunters and archers. Originally,
they were group of independent tribes until they were united by Genghis Khan
and later embarked on a campaign of conquest.
Due to their tactics and speed on horseback, they were easily able to
defeat other armies which led to the establishment of the Mongol Empire. It was composed of Mongolia, North China,
Turkmenistan, Afghanistan and Northern India.
After the Genghis Khan his descendants conquered more countries but
eventually their power declined and some of the Mongols were absorbed by the
countries they had conquered.</span>
I think the answer is the first one
The author who proposed the theory of "natural selection," which other people called "survival of the fittest" was named Charles Darwin. These two ideas are the founding basis of the theory of evolution.
