Hat kind of region is based upon people’s shared language, customs, and art?

a.
political region

b.
economic region

c.
vegetation region

d.
cultural region

powers  are  denied  to the  national governmentin three distinct ways: some  powers, such as the  power  to levy duties on exports or prohibit the freedom of religion, speech, press, or assembly, are expressly  denied  to the  national government  in the  constitution.

a is the final : )

who was the head of the bureau who was the head of the bureau