In which part of a book is the passage likely to appear

A．The necessity of special training in technical writing.
B．A special vocabulary and knowledge.
C．A mastery of the technical knowledge itself.
D．Technical writing needs straightforward description.

A．The study of languages has shaken people's belief in anthropological studies.
B．The study of languages has reinforced anthropologists in their view that there is no
hierarchy among cultures.
C．The study of languages is the same as the study of anthropology.
D．The study of languages relieves the pressure upon the claim of anthropologists.