项目的需求文档应精准描述要交付的产品，应能反映出项目的变更。当不得不做出变更时，应该 （ ） 对被影响的需求文件进行处理。
- A.从关注高层系统需求变更的角度
- B.从关注底层功能需求变更的角度
- C.按照从高层到底层的顺序
- D.按照从底层到高层的顺序
正确答案及解析
正确答案
C
解析
在需求文档中一定要反映项目的变更，需求文档应精确描述要交付的产品。当不得不做出变更时，应该按从高到低的顺序对被影响的需求文档进行处理。
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