Help plz

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.

Government powers not provided to the national government in the us constitution but are rather given to the states by the 10th amendment is called?

Why was the nationalist party more popular in china’s cities than in the countryside?