Which of the following statements regarding state courts is true?

A) They are exact copies of the federal court system.
B) They do not have to follow common law.
C) They are supreme within their own borders, overriding the federal courts.
D) Their decisions are invalid, due to the supremacy clause.
E) They make decisions on state law, as long as these laws don't conflict with the U.S. Constitution.

State Courts

Courts established by the laws of each state in the U.S. that have jurisdiction over disputes and cases within their respective states.

Supremacy Clause

A clause in the U.S. Constitution declaring that federal laws are the supreme law of the land and take precedence over state laws.

State Law

Laws established by individual states in the United States, as opposed to federal laws which apply to the entire country.