The emergence of computers has changed our lives to a great extent. Sitting in front of computers, typing and browsing, have increasingly replaced pen writing, holding books and reading. However, while computers have brought convenience, they have also changed the traditional Culture has caused a strong impact, and even some excellent traditional cultures have drifted away from us. Calligraphy is a treasure of Chinese culture and a manifestation of the national spirit, but in front of computers, the group practicing brush writing is shrinking and full of charm. His calligraphy works are gradually fading out of people's vision. Protecting traditional culture and protecting the art of calligraphy is urgent. Of the following options, which is the most suitable for the text title of this paragraph? ['Protecting the art of calligraphy in the computer age is urgent.', 'Calligraphy should be passed down even in the computer age.', 'Traditional culture in the computer age must not fade.', 'Learning calligraphy in the computer age means inheriting the national spirit.']