单项选择题
A．The approach to the problem of spatial boundaries is plagued by a number of problems that historiographers are obliged to confront.
B．Historiographers can benefit from studying the traditional geography of nations in greater depth.
C．Historiographers should try to refrain from solving the practical issues that arise in the resolution of spatial boundary issues.
D．The categorization and demarcations of geography at the national level is more complicated than that of the sub-national or supra-national level.
E．The spatial demarcation of nations is the most complicated issue in contemporary historiography.
单项选择题 The passage supplies information for answering which of the following questions（）
单项选择题 The author of the passage suggests that historiographers should view history primarily as（）
单项选择题 The author of the passage puts the word "savage" and "barbarian" in quotation marks most probably in order to（）