How did the plague affect trade? Trade declined throughout the outbreak of the plague.
Trade increased throughout the outbreak of the plague.
Trade grew at the start of the outbreak and then declined toward the end.
Trade declined at the start of the outbreak and then grew toward the end.

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.