Final answer:
The Supremacy Clause in the US Constitution establishes that the Constitution, federal laws, and treaties are the highest law of the land, overriding conflicting state laws. It ensures federal supremacy and invalidates any state law that goes against the Constitution.
therefore correct option is B
Step-by-step explanation:
The Supremacy Clause is a part of the United States Constitution and is found in Article VI, Clause 2. It states that the Constitution, along with federal laws and treaties, is the highest law of the land, meaning that no law or agreement can conflict with it. This clause establishes the principle of federal supremacy, ensuring that the federal government has authority over the states and that any state law or action that contradicts the Constitution is invalid.
Learn more about Supremacy Clause