The correct answer is B.
In this passage from Ayn Rand's "Anthem", the narrator is exploring an abandonen tunnel made from an unknown material.
The narrator describes the walls as "hard and smooth" and "cold as glass". This depiction leads us to believe that the interior of the tunel is made of man-made concrete.
The narrator states that the material feel like stone but it is not, therefore answer A is incorrect. The walls are also said to be soft, making C incorrect as well. And there is no mention of the walls being wet, for what answer D is not correct either.
C is the correct on for this problem
Answer: The correct answer is : Make the most important items your general topics.
Explanation: After reading a text, the topics and subtopics are underlined. The outline is a graphic representation of this. Through a scheme, a text is analyzed, mentalized and organized. When doing it, you should use very short keywords and phrases, without details because the outline should be simple and brief.