3. Which of the following is an economic benefit of ecosystems? (a) climate moderation (b) education
(c) oxygen supply (d) forestry

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.

i feel as if they would both catch on before to long because they would see them to frequent