We often speak of "global warming" as if it were an established fact, yet there is a great deal of skepticism in the scientific community about [what / whether] the data we have reveal anything more than the normal variability of climate.
답은 whether입니다.
문법적으로 둘다 올 수 있는데 해석으로 whether를 택해야 하나요?
쉽게 설명해 주세요.
부탁 드립니다