Question

which piece of progressive legislation did the supreme court declare unconstitutional?
○ the federal trade commission act
○ the clayton antitrust act
○ the adamson act
○ the keating-owen child labor act

Explanation:

The Keating - Owen Child Labor Act was declared unconstitutional by the Supreme Court. The Federal Trade Commission Act and the Clayton Antitrust Act were important Progressive - era legislations that were not declared unconstitutional. The Adamson Act, which dealt with railroad workers' working hours, was also not declared unconstitutional. The Keating - Owen Child Labor Act aimed to regulate child labor but was struck down by the Court on the grounds related to the scope of federal power.

Answer:

the Keating - Owen Child Labor Act