What Happened to the 1916 Keating-Owen Act

Multiple Choice

What happened to the 1916 Keating-Owen Act?

A) The president never signed it into law.
B) After the president signed it, it strictly limited the number of children able to work.
C) The Supreme Court ruled it unconstitutional.
D) After it passed, a number of southern states refused to accept its legality.
E) It profoundly changed America's immigration policies.