Please help me whit this Civics question

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.

How did european immigrants of the late 1800s change american society

Because jaedyn is a sociable, gregarious child, she tends to be noticed by her teachers and peers. how does jaedyn interact with her environment?