Answer: Option (C) is correct.
Step-by-step explanation:
Supremacy Clause of US constitution, establishes that federal and state laws made compatible to it, and also the treaties which are made under its control, comprised the "the law of land". It also provides that local courts are also bound by this law; i.e. in any case of disagreement between the federal and local law, the federal law will be applicable. With the same regards, this Clause also establishes that States are not associated by rule of law created by federal bodies which are not in accordance with specifically listed powers given to the federal government.