A child learning English as an L1 or an adult learning English as an L2 may put the past tense -ed morpheme onto irregular verbs; for example, they may say finded instead of found, or goed instead of went. This phenomenon is called .

This phenomenon is called overgeneralization.

Explanation:

Overgeneralization is a gramatical mistake, that happends when a person applies a grammatical rule to cases that it that does not apply. Learning grammar means to know when to apply which rule, this takes time and so people can make mistakes. In this case they apply the rule that works for past tense regular verbs, an use it with irregular verbs.

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.

to stay where they were until m sent for