Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the option that best fits each of the numbered blanks

Green cities, ___(1)___, have become popular around the world. These cities focus on creating a healthier environment for their residents by using renewable energy sources and improving public transportation. Built with green technology, ___(2)___. For example, solar panels are often installed on rooftops, providing clean energy to homes and businesses. In addition, parks and green spaces are essential features in these urban areas, allowing people to enjoy nature without leaving the city. ___(3)___. Community gardens, spaces where neighbors grow vegetables and plants together, promote social interaction and a sense of belonging. One app that has gained popularity among citizens is "EcoCity," which helps people track their energy consumption and ___(4)___. With its user-friendly interface, EcoCity makes it easy for residents to learn more about sustainable practices. By creating a greener environment, cities not only improve the quality of life for their citizens ___(5)___. Green cities represent a positive change in urban planning, showing that it is possible to balance development and environmental responsibility.