World history. Answer? I don’t know if I’m correct

Which best describes the idea behind the "invisible hand"? producers decide what to make for consumers, which guides the economy. individuals seeking their own self interest benefit the economy as a whole. government sets policy for producers and consumers, which guides the economy. consumers decide what they need and want to buy, which guides the economy.

In 1917 ww1 started to happen, and america tried to stay neutral but couldn't. what are the two main reasons america didn't stay neutral during ww1

Who makes decisions in your household? and for what types of products? how would you classify your household: husband dominant, wife dominant, autonomic or syncratic? explain why?