How did food surpluses allow ancient civilizations to grow and prosper?

a. they led ancient civilizations to form religious beliefs.
b. they led ancient civilizations to create artistic traditions.
c. they led ancient civilizations to establish political systems.
d. they led ancient civilizations to develop specialization of labor.

I think it is the C

Explanation:

I think it is C. It isnt A because it has no relevance. Also B. And it may be D, but C has more relevance to the quesiton

D

Explanation:

This is because since the civilization has a surplus of food, people could focus on other things and specialize in trade. As a result people could make profit and then they could invest and grow their businesses, growing the economy and civilization along the way.

from the word list given, the most suitable words that relate to the reason information were written would be:  

objectivity: lack of bias, judgment, or prejudice

accuracy: free of mistakes, to be correct

authority: the ability to tell people what to do or believe in

content: to be satisfied  

it can be said that the author made the article to present objectivity, to provide accurate information, to be the authority in the subject that he or she writes, and to be satisfied of the information quality given out.