1June, 894, Sun Yat-sen wrote to Li Hongzhang, proposing that "people should make the best use of their talents, make the best use of their land, make the best use of everything, and make goods flow smoothly." Those who do these four things are rich and powerful. A

This topic mainly examines students' ability to extract material information and connect it with what they have learned. This topic can be eliminated. According to the topic information, the material said, "Look at a certain country in Japan, after trading with westerners, its reform policy is Japanese geometry in our place, after imitating the west, and today's results are quite good." It can be seen that Sun Yat-sen advocated the road of improvement at that time and learned from the west. So it is inferred that option A is correct. Other options don't conform to the historical facts, B comes last, C doesn't reflect, and D is contrary to the material statement. So choose a.