Answer:
B. It was being used as a showpiece of capitalism.
The doctrine related to public education which was overturned by the Supreme Court decision in Brown v. Board of Education was the policy of B) separate but equal. This doctrine was overturned by referencing the equal protection clause of the Constitution which argued that equal protection of the law was afforded to all citizens regardless of race.
The name of the book written by John Naisbitt that looked at the changes occurring in both society and the economy of the 1980s was "<span>b. Megatrends: Ten New Directions Transforming Our Lives," since advocated for a largely radical policy. </span>