It began a decade long boom.
This was known as the Roaring Twenties :)
It‘s D, sharp decline in the bison population
The answer is <span>Johannes Kepler</span>
Region B, the one closest to the North Sea (:
First Zhou rulers believed that when someone overthrows a dynasty, the loser loses the dynasty and the winner is now in control. So when they overthrew the Shang, the Shang has lost china (dynasty) and the Zhous are now in control of the Dynasty.