the oceans are dark, deep and mysterious places where eyesight is not very important as noon

as you go deep down. for humans who live in a world controlled by visual stimuli, live in such

conditions would be impossible. but for whales and dolphins that live in the ocean or a few animals

that live in muddy rivers, the darkness is umimportant. what is really important to them is sound.

1번 where은 관계부사라서 맞고
4번 a few다음에 복명이 와야하니까 맞고

나머지 것들 이유를 설명해주세요 , 그리고 틀린것도 왜 틀린지 설명해주세요.

ps. 답변중에 더 생각해봐 이런식의 답변은 남겨주지마세요.
제 질문만 답해주기시 바랍니다.