Answer: True.
Explanation: Substitution Effect is the change in consumption that results when a price change moves the consumer along a particular indifference curve to a point with a new marginal rate of substitution.
Farming/ slavery.
This answer really depends on what the question is asking, the southern economy banked heavily off of farming, BUT it was impossible to provide and have such an abundance of crops without slavery. So, it depends on the options you have.
Hope this helps, man!
i dont understand what you're asking, im sorry