Answer:
1. Florence is often named as the birthplace of the Renaissance because the early writers and artists of the period sprung from this city in the northern hills of Italy. As a center for the European wool trade, the political power of the city rested primarily in the hands of the wealthy merchants who dominated the industry
2. Leonardo da Vinci, Mona Lisa
So, the American side lost this battle: because of this I don't think that it showed whether the Americans would win the war: they lost the battle but not by much, so the final outcome was undecided.
Instead I think that it helped to answer "how the Americans would fight".
But I think that the best answer would be that it showed the Americans that they could win: that they had a good chance at winning. Sadly, this is not one of the options.
they had a bigger advantage because of factory and weapons production
When prices are allowed to freely fluctuate they tend towards the market equilibrium. The equilibrum consists on a price level, and a quantity of product exchanged at which both the interests of producers and consumers, are equal. At such point, the market clears, and there are not shortages or surpluses, consumers maximize their utility and producers manage to maximize their profits too.
Prices function as signals that show what are the individual intentions and desires of the economic agents (households, firms and state).
Gathering fruits and berries and grinding grain