문제 내용: 다음 글의 흐름상 가장 어색한 문장은?
선택지 1: But they will be based on regional and ethical trading practices and will differ from the bulk of commodity trade.
선택지 2: Detractors argue trading water is unethical or even a breach of human rights, but already water rights are bought and sold in arid areas of the globe from Oman to Australia.
선택지 3: Drinking distilled water can be beneficial, but may not be the best choice for everyone, especially if the minerals are not supplemented by another source.
선택지 4: "We strongly believe that water is in fact turning into the new gold for this decade and beyond," said Ziad Abdelnour. “No wonder smart money is aggressively moving in this direction."