, the Supreme Court Decided That

, the Supreme Court decided that

A) states retained full authority to regulate commerce within their own borders and among their immediate neighbors.
B) the federal government had authority to regulate only international commerce, not interstate commerce.
C) although the federal government could regulate interstate commerce, states had sole power to regulate intrastate commerce.
D) the federal government's authority to regulate international and interstate commerce bestowed on it some power to regulate intrastate commerce.
E) the federal government's limited ability to regulate interstate commerce was sharply curtailed by a narrow definition of "commerce."