Answer: The correct requirement for a black hole to form is:
C. The star must be 10 to 28 times larger than Earth’s sun, and a supernova explosion must have occurred.
Explanation: The least star that is larger than the sun is 10 times larger and a supernova explosion would have happen before a black hole to form.
The answer is b because the other ones are involved in environmental science
Density, because the core is made of metals like iron and nickel
Could you post a photo of the graph?
Shang Cities
During the Shang Dynasty, there were several large settlements, including Zhengzhou and Anyang, though these are not believed to be as densely urban as Mesopotamian settlements during the same time. Anyang became the capitol around 1300 B.C. under King Pan Geng and at the time was called Yin.