[求助]OG（紫）Q34 关于Native American内容

pigscanfly

因为只有书，没办法把文章摘抄，题目如下：

Q34. It can be inferred from the passage that a characteristic of the ethnological research on Native Americans conducted during the nineteeth century was the use of which of the following?

A. Investigators familiar with the culture under study

B. A language other than the informant's for recording life stories.

C. Life stories as the ethnologist's primary source of information.

D. Complete transcriptions of informants' descriptions of tribal belief

E. Stringent guidelines for the preservation of culture data.

不是很理解问题的意思，感觉很模糊。。。问题是要我们选什么？求教！谢谢！

lukeleng

可以从文中推断，在十九世纪对美洲土著进行的民族调查的特点是使用了以下哪种方法？

pigscanfly

a characteristic of the ethnological research on Native Americans conducted during the nineteeth century was the use of which of the following?

明白了，我句子意思理解错了，我就纳闷怎么特点可以被执行呢？ 原来是研究的特点。

谢谢ls!