IV. Essay Writing: 20 points According to Social Enterprise Insights, many countries in the world are currently facing the problem of an aging population. In the case of Taiwan, its aging index is 92%. From this evidence, Taiwan’s rate of aging is like an unstoppable train, with the speed surpassing that of any developed country. What are the likely impacts of an aging society on our medical system? What are the roles of medical personnel in the face of this trend? Please write a well-organized essay with at least 200 words to express your opinions.