阅读下面短文,从短文后各题所给的 A 、 B 、 C 和 D 四个选项中,选出可以填入空白处的最佳选项。 Katie Whetsell’s job is to bring others joy. As a 10-year employee of Disney, she 1 families from around the world. Katie always wanted to be a(n) 2 . Fascinated by musicals and Disney movies from an early age, she 3 to sing along with her mom, Karen. When Katie was 9 years old, her happy life 4 forever. Her mother was diagnosed with terminal ovarian cancer ( 卵巢癌晚期 ). Karen’s family 5 to take their dream vacation. They went to Disney World in November 1997. The Whetsells 6 no expense, staying at Disney’s Polynesian Village Resort for eight nights. They spent their days in the 7 , pushing Karen’s wheelchair so she could see the sights and greet the characters. The 8 allowed the family to escape their tragic reality for a world of magic and laughter. Katie says she’ll never 9 the moment that changed her life: The Whetsells decided to see one of Disney World’s famed light shows one evening. During the 10 , a Disney cast member came up to Karen and rested a hand on her shoulder. They exchanged 11 and Katie remembers how peaceful her mother looked. The 12 was moved to tears. Katie had a new 13 , to work for Disney. “Who wouldn’t want to work with a company that makes people feel hope?” 14 , Karen passed away on June 2, 2003. Katie went on to pursue performing for a living. After receiving a(n) 15 in musical theater, she moved to New York City in 2006 to start auditioning ( 试演 ). She worked as a waitress and 16 to get acting jobs. Her hard work finally 17 when she was hired to work on Disney Cruise Lines in 2009. 18 , she performed in “Disney on Classic” in Tokyo. Since then, Katie has never lost sight of the fact that she brings 19 to many people every day. She says it’s a dream come true to help other families 20 the trials of their lives, whether it’s a battle with cancer or simply helping adults feel young again.