Arguing from the view that humans are different from animals in every relevant respect, extremists of this kind think that animals lie outside the area of moral choice.
【正确答案】正确答案：这类极端主义者认为对待动物无须考虑道德问题，因为人与动物在各相关方面都不相同。
【答案解析】解析：现在分词短语Arguing…作原因状语，里面又有一个that从句作the view的同位语，逗号后面的that从句是一个宾语从句。