A federal statute prohibits the sale or resale, in any place in this country, of any product intended for human consumption or ingestion into the human body that contains designated chemicals known to cause cancer, unless the product is clearly labeled as dangerous. The constitutionality of this federal statute may most easily be justified on the basis of the power of Congress to
regulate commerce among the states. enforce the Fourteenth Amendment. provide for the general welfare. promote science and the useful arts