Can someone plz help me? :)

The solvent union and u.s believed in two different economic systems which was?

Hich explains why the constitution gave congress the power to create a system of federal courts? the constitution wanted congress to share power with the judicial branch. the constitution anticipated the need for courts lower than the supreme court. the constitution wanted congress to share power with the appellate courts. the constitution anticipated the need for courts equal to the supreme court.

Which two sentences in this passage talk about china’s efforts to curb environmental degradation?