All of the Following Are True About Native Americans EXCEPT

All of the following are true about Native Americans EXCEPT

A) there are about 2 million people who designate themselves as Native Americans in census figures.
B) there is great diversity among and between Native American groups.
C) about 90% of Native Americans live on reservations.
D) states are precluded from taxing and regulating the tribes or extending state jurisdiction of their courts over the tribes unless authorized to do so by Congress.
E) discrimination of the Native Americans continued as government programs tried to assimilate them to American culture.