1. First designated in 1970, Earth Day has become an annual international event ____________ concerns about environmental issues.
(a) dedicated to raising
(b) dedicated raising
(c) dedicates to raise
(d) that dedicates to raising
정답은 a입니다.
그런데 d번은 불가능 한가요? 맞을거같은데..ㅠ 현재라서안되나요?