Lone wolf 那篇文章，相同题会有不同答案？

tracyshensmeal

我分别做了prep中的lone wolf那篇文章 和GWD13套里的相同的文章，有一题，prep和gwd所给的答案不同。附在下面，请大家帮忙答疑解惑啊。在prep中，是essay 3 in practice 1：
Question 9：
According to the passage, which of the following resulted from the Lone Wolf decision?
(A) The Supreme Court took on a greater role in Native American affairs.
(B) Native American tribes lost their legal standing as sovereign nations in their dealings with the federal government, but their ownership of tribal lands was confirmed.
(C) The federal government no longer needed to conclude a formal agreement with a Native American tribe in order to carry out policy decisions that affected the tribe.
(D) The federal government began to appropriate tribal lands for distribution to non-Indian settlers.
(E) Native American tribes were no longer able to challenge congressional actions by appealing to the Supreme Court.

答案选C


在13套中出现了两次，一次在GWD3-Q12-15,另外一次是在GWD-4-Q9-12
According to the passage, which of thefollowing resulted from the Lone Wolfdecision?

1. The Supreme Court took on a greater role in Native American     affairs.
   
2. Native American tribes lost their legal standing as sovereign     nations in their dealings with the federal government, but their ownership     of tribal lands was confirmed.
   
3. The federal government no longer needed to conclude a formal     agreement with a Native American tribe in order to carry out policy     decisions that affected the tribe.
   
4. The federal government began to appropriate tribal lands for     distribution to non-Indian settlers.
   

   E. Native American tribes were no longer able tochallenge congressional actions by appealing to the    Supreme Court

答案选E。
到底是哪个对啊，纠结啊，纠结！