What event had the most immediate impact of native americans who lived on the great plains?

Which of the following was used only once, to ratify the 21st amendment (repealing prohibition)? a. three-fourths of both houses of congress. b. three-fourths of the state legislature approved it. c. two-thirds of the state legislature approved it. d. ratifying conventions in three-fourths of the states approve it.

Powers of states the first letter of the answer is r.

What is the liberal pov on social issues