Which of the following allows each state to have its own system of courts?

State court systems vary by state. This is because the state's constitution and laws establish the state's court system. ... All state court systems have the same tiers, or general levels. Each state has lower courts, which are sometimes known as courts of general jurisdiction.

Explanation:

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world war i had a devastating effect on german-americans and their cultural heritage. up until that point   german-americans, as a group, had been spared much of the discrimination, abuse, rejection, collective mistrust experienced by so many different racial and ethnic groups in the history of the united states. indeed, over the years, they had been viewed as a well integrated and esteemed part of american society. all of this change with the outbreak of war.  

answer' recieve unequal treatment as a group;