In marginal analysis, people compare benefits to those of the costs. a. additional b. past c. total

The correct answer is the letter A.

Down here is a quick explanation.

Marginal analysis divides a large decision into small steps and compares the benefits and costs of each step (these are called marginal benefit and marginal cost). Basically, the rule of marginal analysis is to continue doing something until the marginal benefit equals marginal cost.

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 am confused, what is the question? i can you out if you put it into more depth.