At the state level, state boards of education set standards for school courses. they decide what students need to learn in each subject. why do states have this power, and why might the state want to set schools standard?

The state set school standards to guarantee two things: first that the graduate will possess basic knowledge to solve the problems of his or her life. Second, to guarantee that graduate's employer that he or she will be prepared for the labor market.

Explanation:

The school standards are a set of characteristics built upon the opinions of many experts regarding the competences a person must have after a certain grade of education. Those competencies guarantee that the graduate is going to be a prepared individual to perform different tasks according to his or her age. Thus, basic education comprehends high school as the ultimate level to be taught before entering the general labor market.

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explanation:

the correct answer is:   the domino theory states that if one country in a region came under the influence of communism, then the surrounding countries would follow in a domino effect.