In 1916, Congress passed the Keating-Owens Act which banned , but the U. S. Supreme court ruled it two years later.

c is the correct answer for this question.

the growing interconnectedness of the world through communication, trade, and the exchange of ideas is an important theme in the history of the 20th and 21st centuries.

explanation:

what are two things that greatly the american economy after the war? the huge buildup of u.s. military the beginning of the korean conflict the creation of the gi bill the marshall plan for nations

he died and left a legacy that will never be i think