When two parties agree on something and exchange correspondence in relation to a contract, one party or both will state in writing what they agree to. Virginia did that. Since the Feds didn't object, silence is construed as acceptance under the law.
You can slice it anyway you want, but it you can't disprove it.
Nonsense. The only question before Virginia was ratification of the Constitution. Nobody accepted the Virginia Ratification, they accepted the Constitution. And the Constitution does not allow for the states to resume powers granted to Congress.