The correct answer is A: Prosecuting non-Native Americans for crimes committed on a reservation.
Further Explanation:
A Tribal court is used by people who are native Americans by birth. The Tribal courts in the United States will only prosecute people who are Native American. For example, if a White man comes onto a reservation and commits a crime, they can not prosecute him. The police on the reservation will have to call in the state police to get the offender.
According to the Indian Civil Rights Act, there are numerous laws that they must uphold. Some of the laws are;
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