States compliance with the native american reservation treaties drawn up by the federal government for the native american nation is:
(a) voluntary
(b)mandatory
(c)optional
(d)decided by the governor

The U.S. federal government and each American Indian Nation negotiate every Native American reservation treaty and agree to respect the terms they involve. Thus, these treaties are mandatory for every State. Nowadays, the Indian Reorganization Act of 1934 strives to promote tribal sovereignty on each reservation and to improve American Indian's life conditions.

it would have to be gasioline

that is probably something for you to answer