C) In a unitary system, the central government has more power than in a federal system.
If you are going to ask multiple choice questions, label them.
Mass production of goods resulted in the use of mechanization to have an oversupply. Some labor work were replaced by machines, which created unemployment and change of needed skills for an upgrade. Common work can be done by machines while the craft was still handed down to skilled workers. There was a high demand for buying machines that can reproduce products faster.
With economic stability came the need for warriors, as food became more plentiful, people were freed up to serve as community leaders, and as settlements developed, leaders emerged to help organize and regulate these budding civilizations. Hope this helps.
Yes they do have responsibilities to their comminuty/society
