Explanation
A. (Correct Response) The passage states that the study and preservation of native languages have increased despite past government policies that discouraged the transmission of these languages (as mentioned in paragraph one).
B. There is no mention in the passage that a change in attitude on the part of government and university officials is the reason for the recent growth in the study of native languages.
C. While the passage implies that the extinction of native languages would be a loss, it does not state that this awareness is the reason for the recent growth in language study.
D. The passage does not suggest that the use of radio programming has supplanted traditional means of language transmission as a reason for the recent growth in language study.
E. The passage actually points out that there is a resurgence of interest in the study of native languages and that native scholars are developing curricula (as mentioned in paragraph one), which contradicts the idea of a lack of native scholars.
The first paragraph of the passage details the history of native language decline due to government policies and indicates that the resurgence in language study and preservation efforts have occurred despite these policies.