Which technology was originally predicted by a science fiction writer

In the poem "we wear the mask," paul laurence dunbar voices his repressed anger and frustration toward american society. he repeats the title phrase three times in the poem, using the words mask and we to show that the first use of the phrase is matter-of-fact. in the second stanza, the statement is followed by a period, which shows resignation. however, at the end of the poem, dunbar almost shouts the phrase defiantly. the mask seems to become something he wears proudly. through this gradual emphasis on the phrase, dunbar could be implying that

When a mother loses her child, she's — highly agitated from strong emotion. a scene is if there's lots of action with little order.

Which three lines in this expert from anita desai’s games of twilight clearly show an omniscient narrator