What were the 2 major developments during the prehistoric period and why were they significant?

In what two ways were the tang and song dynasties of china similar? they jointly built the grand canal. they were economically strong. they had weak military forces. they ruled for about 300 years. they discouraged buddhist ideas.

What was a consequence of people migrating from the rural areas to the city? a. homesteading b. bans on immigration c. melting pot d. slums

The area directly outside a city is called 1 rural 2 urban 3 suburban