Congress was completely ineffective in preventing the Civil War because the Southern states still seceded. This option is best drawn because of the fact that that in the case of the 2nd option, they did not delay the war in any way. It was only a matter of time until the war happened, and nothing could have stopped it from happening. Once the Southern states made the decision to secede, the war was inevitable.
The currency of one state wouldn't be able to be used in another due to the price difference that would occur. Additionally we would then be threatened by inflation.
Answer:
A fief
Explanation:
It's a unit of land offered in exchange for a military service