What did the supreme court case mcculloch v. maryland ensure?

The correct answer is B. In McCulloch v. Maryland, the Supreme Court ensured that a state law could be declared illegal if it contradicted the Constitution.

Explanation:

In the ruling in McCulloch v. Maryland, the Supreme Court ruled that the federal government's authority to establish a bank is not specified in the Constitution but it has the authority to establish a bank in accordance with the necessary and appropriate provisions of the Constitution.

Therefore, the law on the establishment of the bank of the parliament overrides the state law, so the state government decision of imposing a tax on the federal bank was unconstitutional.

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