Courts that use a landmark case as precedent for a decision are using an earlier case as a guide. changing the previous case’s decision. using a third party to review the case. sending the case to a higher court for review.

a.) using an earlier case as a guide.

a landmark case is a court case that is considered because it has historical and legal importance. the most important cases are those that have had a permanent effect on the application of a positive law, often involving your individual rights and liberties. in a common law system, judges are required to make their decisions as steady as reasonably achievable with previous judicial judgments on the same subject. each case determined by a common law court becomes a precedent, or guideline, for following decisions including similar arguments.

Using an earlier case as a guide

Explanation:

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the second significant cause of the great migration was the desire of black southerners to escape segregation, known euphemistically as jim crow. rural african american southerners believed that segregation - and racism and prejudice against blacks - was significantly less intense in the north.