Sherman Antitrust Act of 1890 was the first major piece of legislation against monopolies. The goal was to keep things competitive. They were trying to keep prices from rising due to a company or group of companies purposely withholding stock or goods to create an artificially high demand for a product and causing the price to rise.
(a) is the answer in studying this actually!
There were of course other factors. While early humans did hunt them a lot due to the profits which they received from it (A lot of food, bones they could use for homes, fur they could use for clothing, etc.), there were also other factors such as less food for them which made them less mobile through different geographical regions, etc. (and therefore more susceptible to being hunted) that had played a part in their extinction.
:His head stone reads "I know no north,no south, no east, no west"
Answer:
Cuneiform allowed the Mesopotamian rulers to set up a bureaucratic system because it allowed them to communicate orders over long distances. They were also able to write detailed laws to help govern the people.