Which of the following progressive reforms mandated an 8 hour workday for railroad workers?

Athe Hepburn Act
Bthe Mann Act
Cthe Adamson Act
DFederal Reserve Act

Verified Answer :

It was the "Adamson Act" that mandated an 8 hour workday for railroad workers, since during this time in the United States most rail workers were being very mistreated by their employers--through work exploitation and low pay.