How did the philosophes do to better understand and improve society

Philosophies helped individuals within Ancient societies and even current societies to better understand the world around them and provide answers for the questions that arose with the human existence. Also, It gave helpful advice and insight of proper ways to act and live. It helped improve the societies by unifying people through shared common beliefs.

Explanation:

For instance, the Han dynasty practiced Confucianism which preached teaching and education were essential to strengthening the dynasty and believed in the 5 relationships for social harmony.

the answer is

a) revise existing treaties

b) do away with political alliances

c) prevent the spread of communism

d) bring an end to european colonization

the main goal of the southeast asia treaty organization was to prevent the spread of communism in southeast asia.

"choosing is refusing" means individuals face an opportunity cost with each decision they make. economists state that every decision involves trade-offs. opportunity cost is the least desirable alternative given up as a result of a decision.