The were carved out of solid rock
Chinese immigrants wanted to establish their own railroads.
C. Both the GNP and the percentage of high school graduates rose.
Answer:
Civilization
Explanation:
To be considered a civilization, the 7 following requirements must be met:
Stable food supply.
Social structure.
System of government.
Religious system.
Highly developed culture.
Advances in technology.
Highly developed written language.
