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Describe how the lower courts resolve disputes, interpret the law, and set precedents. *

When "lower courts" (district courts is what i think you meant) resolve disputes they determine the facts and apply legal principles to decide who is right. Often there are trial courts which include the district judge who tries the case and lets the jury decide.

Explanation:

to Resolve disputes, interpret the law and set precedents are the 3 roles in court.

the indies

explanation:

because it's pure common sense, google it

the answer to your question is a because laws act as guidelines as to what is accepted in society. without it there would be conflicts between social groups and communities. it serves as a norm of conduct for citizens.