Answer:
A. It sets a precedent for lower courts to follow in similar cases
Explanation:
The Supreme Court is the highest court in United States that only handle a handful of cases. Cases that handled by the supreme court typically really important and would affect the life of all individuals in the country.
The judges from lower court are not forced to follow the decisions from the judges from the higher court. But. To ensure that the implementation of this ruling was given fairly, the judges from lower court tend to follow the decisions of the judges from the supreme court when they are handling similar cases.