Which best defines the Beat Generation?

Responses

an insult by radio commentator Walter Winchell directed at pampered children of the postwar age who refused to get jobs
a grassroots response to the nuclear arms race that advocated admitting defeat as a means to prevent atomic annihilation
a film series that documented the lives of the children of the postwar baby boom as they influenced the world around them
a literary and social movement promoting spiritual intellectualism and deconstruction of rules regarding creative expression

a literary and social movement promoting spiritual intellectualism and deconstruction of rules regarding creative expression