Which of the following is NOT true about the world's fastest-growing cities? Group of answer choices Rural to urban migration accounts for a significant increase in urban population in developing countries. The high urban growth in the developing world suggests considerable industrialization and economic development. High natural increase rates contribute to substantial urban growth. Las Vegas, Nevada, Austin, Texas, and Atlanta, Georgia, are among the fastest growing cities in the developed world. Tokyo, Seoul, and New York City are the only three cities in the developed world in the top 10 of the world's largest cities