Mark the letter A, B, C or D on your answer sheet to indicate the best arrangement of utterances or sentences to make a meaningful exchange or text in each of the following questions from 13 to 17.

1. However, despite the economic boom, environmental concerns about beach erosion and overdevelopment remain prominent.
2. Once quiet, undeveloped beach areas along the coast have been replaced by luxury resorts and condos, marking a shift towards tourism and real estate development.
3. This boom in development has attracted international investors, leading to new hotels, restaurants, and tourist attractions.
4. The coastal city has undergone dramatic changes over the past few years.
5. The population has exploded as more people move to the area to work in the tourism and construction industries.