How does the federal court system decide which criminal cases to take?

1: They take cases
that have already seen state courts.
2: A grand jury decides if each case has merit.
3:They take cases
that are being appealed.
4:A Supreme Court justice decides
which cases should be addressed

All of the options listed are valid ways in which the federal court system decides which criminal cases to take. Each option represents a different scenario that may lead to a case being taken up by the federal court system.

1: The federal court system may decide to take cases that have already been through state courts if there are federal laws involved or if there are constitutional issues at stake.

2: In some cases, a grand jury may be involved in deciding if a criminal case has enough merit to proceed to trial in federal court. The grand jury reviews the evidence presented by the prosecution and determines if there is enough probable cause to proceed with formal charges.

3: The federal court system often takes cases that are being appealed from lower courts. If a party to a criminal case is dissatisfied with the decision of a lower court, they may choose to appeal to a higher court, including the federal courts, in hopes of getting a different outcome.

4: The Supreme Court of the United States, which is the highest level of the federal court system, may decide to address certain cases. Supreme Court justices have the discretion to choose which cases to review, and they typically select cases that have significant legal or constitutional implications.