Respuesta :
A provision of the Interstate Commerce Act was that railroads had to make their rates public. This was important so that railroads couldn’t unfairly charge different rates. Option B is correct.
The Interstate Commerce Act of 1887 is a United States federal law that was created in order to regulate the railroad industry, especially its monopolistic practices. The Act required that railroad rates be "reasonable and just," but did not empower the government to fix specific rates.