Culture after 1945 Practice Test

A scholar of post-1945 mass culture writes that new forms of popular music helped shape youth identity and provoked adult anxiety about changing morals and race relations. Which cultural development best supports this claim?

A historian of post-1945 culture writes that some Americans rejected mainstream liberalism and the Vietnam War, promoting participatory democracy and campus activism. Which organization is most associated with this strand of the 1960s movement culture?