It was primarily "men" and "children" who formed the largest part of the factory labor force during the Industrial Revolution, since much of this took place before the government started regulating things like harsh labor conditions and child labor.
The idea that helped create an independent America from the Great Awakening is the natural rights which come from God. It contributed to the independent spirit among the colonists of America because it was able to reduce the hierarchical power of the religious sects. It made people think more about themselves than the issues in the religion.
I think it should be thick and it should be aluminum because aluminum is a good conductor... and i don't think it matters if its above ground or underground.. because if u look outside now most of the wires are above ground but they are starting to make them underground now.. so if u have to pick one just say above ground