QUESTIONS 20–24 ARE BASED ON THE FOLLOWING PASSAGE.

17. In the late 1980s, what did researchers discoverceilinged living room, where she stands frowningand twisting a silver bracelet around and aroundabout the two study groups?on her wrist. She is an attractive young woman,a.The disparity of arrests materialized at youngalthough perhaps too thin and with a look that isages.faintly ascetic; her face is narrow and delicate, herb.Less than half of the sample group was beyondthe age of 25.fine, light-brown hair caught back by a tortoiseshellc. The average age of the participants was 11.comb. She is restless now, because she is being keptd.The control group committed more violentwaiting. It is nearly two-thirty—a woman namedcrime than the sample group.Lola Parrish was to come at two o’clock to look at theapartment.(3) She considers leaving a note and going out.with leaves of sculpted metal, appearing to soarThe woman is late, after all, and besides, Sylvia is cer-through painted forests, above painted rivers andtain that Lola Parrish will not be a suitable personmarshes. Everything is rendered in exquisite detail.with whom to share the apartment. On the phoneAnd in her office there is a skylight. The location ofshe had sounded too old, for one thing, her voicethe office, so near the open sky, suits her, too,oddly flat and as deep as a man’s. However, thebecause she is mildly claustrophobic.moment for saying the apartment was no longeravailable slipped past, and Sylvia found herself agree-