Answer:
d
Explanation:
the labor force that is not employed is called the unemployment rate
Long explanation: Marshall's ruling established the precedent of judicial review by which the Supreme Court has the final say on whether a law is constitutional or unconstitutional.
Short and simple Explanation: John Marshall established judicial review through it. The judicial review that was created allows a better system of checks and balances for the other branches of government to ensure that all actions are constitutional.
