In the Case of Wabash, St

In the case of Wabash, St. Louis, and Pacific Railroad Company v. Illinois, the U.S. Supreme Court held that state legislatures could NOT regulate railroads because

A) the U.S. Constitution did not permit the government to regulate private industry.
B) the state legislatures were acting on behalf of private interest, Illinois farmers.
C) the state legislatures had provided the railroad company with state regulatory exemptions when land grant legislation was enacted to help create the railroad.
D) railroad executives had committed no illegal acts in their business.
E) railroads were interstate businesses and could not be regulated by any single state.