Question

in 1887, congress established a commission to regulate the railroads by passing
the sherman antitrust act.
the eighteenth amendment.
the interstate commerce act.
the seventeenth amendment.

Explanation:

The Sherman Antitrust Act (1890) was for anti - monopoly, the Eighteenth Amendment (1919) was for Prohibition, the Seventeenth Amendment (1913) was about Senate election. The Interstate Commerce Act of 1887 was passed by Congress to regulate railroads.

Answer:

C. the Interstate Commerce Act