Wang Xizhi was a calligrapher from the Song Dynasty in my country. His calligraphy has been preserved to this day and is extremely precious. The reason why you think his calligraphy is well preserved

C

Test question analysis: The structure determines the properties, and the properties determine the use. According to the structure of the carbon atom, the outermost electron of the carbon atom is 4, ( The number of electrons in the outermost shell determines the chemical properties of the atom), so the chemical properties of carbon are inactive at room temperature, so calligraphy and painting can be stored for many years without discoloration, so C is chosen