The Congressional power is known as the Supremacy clause.
In Article 6 Clause 2 of the United States Constitution, it states that federal laws are the supreme laws of the land. This means federal laws trump all other laws in the United States. So if the federal government wants to prosecute people for the possession of marijuana in a state where it is legal, they can legally do so thanks to the supremacy clause.
Explanation: The Battle of Gettysburg was a turning point in the Civil War in that Lee's failure to take the war into the North showed the limitations of the Confederate cause and made it so that the war would be contained to and thus the damages would be felt exclusively in the South.
Answer:
I think it's C, don't quote me tho.
