Quality management ensures that an organization product or service is (1).It has four main

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Quality management ensures that an organization,product or service is (1).It has four main components:quality planning,quality assurance,quality control and quality (2).

A.guaranteed

B.sustain

C.good

D.consistent@@@SXB@@@A.improvement

B.change

C.spiral

D.evolution

请帮忙给出正确答案和分析,谢谢!

热搜:a是b的充分条件,b是a的必要条件吗