According to "introduction to cultural rebellion: mid-twentieth-century voices," which statement best reflects one difference between postwar science fiction writers and writers of the beat generation?

postwar science fiction authors wrote to encourage society to prepare for nuclear war, while beat generation authors wrote to protest the vietnam war.

postwar science fiction authors wrote to condemn the cultural ideal of the era, while beat generation authors wrote to satirize the cultural ideal of the era.

postwar science fiction authors wrote to warn society of the potential results of its values, while beat generation authors wrote to reject society’s values.

postwar science fiction authors wrote to celebrate technological advances, while beat generation authors wrote to embrace simple living and nature.