A
Test question analysis: This question mainly tests students’ ability to memorize the content of the textbook. It is relatively low-level. During the Wei, Jin, Southern and Northern Dynasties, the development of Chinese characters realized The transition from spontaneous to conscious, so the answers to the three time characteristics of A, B, C and D are inconsistent with historical facts.
Comments: The development and evolution of Chinese characters and changes in writing materials have played an important role in promoting the inheritance of Chinese traditional culture. When studying, one should firmly grasp the development and evolution process and characteristics of Chinese characters, and at the same time, one should also appreciate the great contribution that the invention and use of paper made to human civilization.