Answer: Adam Smith described the opposing, but complementary forces of self-interest and competition as the invisible hand. While producers and consumers are not acting with the intent of serving the needs of others or society, they do. Smith argued against mercantilism and was a major proponent of laissez-faire economic policies. In his first book, "The Theory of Moral Sentiments," Smith proposed the idea of an invisible hand—the tendency of free markets to regulate themselves by means of competition, supply and demand, and self-interest. 1
Explanation:
The crusades had a huge financial impact on the fudal system as lords and Barrons sold assets and much of their property to Finance crusading, Manny of these men died and left their families in debt, those that were too old for war lost sons an heirs also leaving behind bebt, this led to what we would now call a great recession.
The long graveyard is another name for the great wall of china.
Hope this helps you out!:)
The answer for your question is B-members
