"Laissez-faire means non-interference and is in the best interest of the nation" would be the best option from the list, since governments that take this mentality have a "hands-off" approach to the economy.
Obviously C because C is the lockup letter<span />
Honestly the graph doesn't show anything about technology. the only thing i could think of was something close to technology is factories. the north will have more impact on technology than the south that's only cause north makes more money than the south does to have technology. i hope this helps