“The lethal war with Kalinga transformed the vengeful Emperor Ashoka into a stable and peaceful emperor, and he became a patron of Buddhism. ... Nevertheless, his patronage led to the expansion of Buddhism in the Mauryan empire and other kingdoms during his rule, and worldwide from about 250 BCE.”
The term that best describes the type of government in which power to rule is held by a small, usually self appointed elite is called an oligarchy. The correct answer is B.