밑줄 친 부분 중 어법상 옳지 않은 것은?
One reason for upsets in sports—① in which the team ② predicted to win and supposedly superior to their opponents surprisingly loses the contest—is ③ what the superior team may not have perceived their opponents as ④ threatening to their continued success.
- ①①
- ②②
- ③③
- ④④
정답 ③
출처: 인사혁신처 공개 기출(공공데이터포털, 이용허락 제한 없음)