Representation: It is the image of people in their minds when things are not in front of them. It has the characteristics of intuitiveness, generalization, operability, etc. , and plays an important role in image thinking. According to the above definition, which of the following phenomena is superficial? ["People who have not seen the winter in the north can form a scene of the northern country in their minds by reading through Mao Zedong's poem Qin Yuan Spring · Snow.", 'Sun Wukong is a figure abstracted by Mr. Wu Chengen.', 'When a child stares at a painting for a few minutes and closes his eyes, he can still remember every detail of the painting clearly.', 'When people read the vivid appearance of Wang Xifeng in A Dream of Red Mansions, they seem to see Wang Xifeng standing in front of his eyes.']