QUESTIONS 20–24 ARE BASED ON THE FOLLOWING PASSAGE.

21. Based on the tone of the passage and the descrip-often precede a summer thunderstorm, one of thetion of Sylvia at this moment, which of the fol-lowing is the most likely reason Sylvia’s job “suitsabrupt, swiftly descending electrical storms that haveher?”terrified her since she was a child. If a storm comes,she wants to be at home in her own place.a.Her office is tastefully decorated.(5) She walks back to the center of the room,b.She is fond of her employer, the museumcurator.aware now that the idea of sharing the apartment,c. She is musical and enjoys the singing of birds.never appealing, born of necessity, has actuallyd.She is able to work alone in a space that feelsbegun to repel her. Still, she knows she will have toopen.become accustomed to the notion, because her sav-ings are nearly gone and the small trust fund left her