In her recent essay discussing the implications of urbanization, Emily explored the multifaceted effects of city living on individuals and communities. She stated:
"Urban areas, with their vibrant culture, diverse population, and economic opportunities, often attract a plethora of newcomers seeking a better life. However, this influx brings about challenges such as overcrowding, rising living costs, and social fragmentation, leading to questions about sustainability and quality of life. Ultimately, the real challenge lies in balancing the allure of urban life with the potential for alienation and disconnection among its inhabitants."
Which revision best maintains the essay's formal tone while enhancing clarity and coherence?