The influence of the Buddha (Buddhism) on the leadership of Mauryan Empire.

"Buddhism improved the rule system and the military of the Mauryan Empire. After King Ashoka converted himself to Buddhism, the rule of this empire was much more successful and peaceful in retaining their subjects. Ashoka had killed many people throughout his conquests, and, as a result, many did not forgive him." - studydriver.com

Explanation:

i think it was because of how protected egyptian civilization was was which allowed them to evolve without much outside influence.

the answer is a) high entry costs