Which of the following can be inferred about the second of the two doctrines of the passage? A. It caused some justice to rule that all types of discrimination are prohibited by the Constitution. B. It shifted the focus of the Supreme Court from racial to nonracial discrimination. C. It narrowed the concern of the Supreme Court to legislation that employed a suspect classification. D. It caused legislators who were writing new legislation to reject language that could be construed as permitting racial discrimination. E. It made it more difficult for commercial business to practice racial discrimination.