I believe the answer is A the United States may have not liked that they were blaming it all on Germany how ever we still agreed because we had also want something out of the deal and signing the treaty allowed it
The guilds , banks , and money system which began in medieval europe : Were the start of modern market economies and trade unions
Before the bank and money system, the merchants have to pay their goods with another goods in a barter system. This often create some dispute because of 'unfairness' . The money system allowed one specific currency as a standard to exchange goods and services and eliminate this unfairness
Most colonists in the southern colonies made a living off of agriculture before slaves were introduced into the colonies