B because when they make tools they make multiple.
Answer:
The Yellow River (Huang He River) is often called the cradle of Chinese civilization. With a length of 3,395 miles (5,464 km)
The answer is "strong justice system".
A strong justice system is of the outmost significance for our group. It serves the assurance and requirement of rights, guarantees the rule of lawful sureness and social peace. The freedom of our equity framework ensures reasonable and straightforward court procedures.
It was either the natural ports or the rough terrain.
