How does language help perspectives

How does tan build a central idea of her story in the excerpt? tan discusses the types of questions on achievement tests to support the idea that the tests limit students' ability to write well tan explains a question on a language achievement test to support the idea that the tests shd d include more interesting content tan gives an example of her experience with achievement tests to support the idea that they are not always accurate measures of language ability tan considers how her mother might answer a question on a test to support the idea that nonstandard english limits a person's ability to communicate

Afigure of speech which explicitly compares two different things using the words "like or as", sometimes referred to as approximations?

Effective decision-making means comparing the additional costs of alternatives with the . total costs diminishing utility marginal benefits