A. Because one needs to follow the law of "survival of the fittest". B. Because one has surpassed the "Knowledge Age". C. Because one has entered the "Information Age". D. Because one has to get rid of the wast 参考答案:A 答案解析:第二段第二句:It has everything to do with survival.意思是“这关系到生存问题。”接着文章指出,不改变、不适应就会被淘汰。A的意思是要遵循适者生存的法则,所以正确。