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 item that anthropologists study to learn about in the past is bones i do believe.
The telegraph changed society by facilitating communications among Americans. The telegraph gave Americans the chance to send and receive messages at an unprecedented speed and volume. Professor Samuel Morse, an instructor at New York University, created the first version of the telegraph in the 1830s, and, although well-planned, the device required significant revisions before allowing communications between the East and West coasts and eventually overseas
The united kingdom? I'm pretty sure this is the right answer, but I could be wrong.