Which was necessary in completing and adopting the u. s constitution

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.

How did testimony such as this from the triangle shirtwaist factory disaster affect the workplace?

Which number shows the location of the united kingdom of great britain?