Answer:
Explanation:
The North was more industrial and produced 94 percent of the USA's pig iron and 97 percent of its firearms. The North even had a richer, more varied agriculture than the South. The Union had a larger navy, blocking all efforts from the Confederacy to trade with Europe.
I think it's the third option. Not entirely sure though.
Laws that a judge finds to be conflict with the conflict with the U.S. constitution are referred to as "unconstitutional laws" These can be struck down in the Supreme Court.