4. How does paragraph 18 contribute to the development of ideas in the text?

A It illustrates why users will have to learn to operate the
technology before it is beneficial to them

B. It explains why the technology will not be beneficial to humans in
practice in the future.

C. It emphasizes why this technology is needed for humans to
succeed in the future.
sk has

D. It contradicts the usefulness of the technology explained in the
article.

What is the meaning of the word checking as it is used in this sentence from the second paragraph of the passage?

Robert was not waiting for her in the little parlor. he was nowhere at hand. the house was empty. but he had scrawled on a piece of paper that lay in the lamplight: "i love you. good-by—because i love you." what significant idea, presented throughout the novel, does robert's final departure and note highlight? edna is ultimately alone in her rebirth. edna needs to find solace in her children. edna will never be truly loved by anyone. edna should not have forsaken her family.

Which of these rhetorical devices is most clearly used in the underlined portion of the text?