Explanation: Ancient Indian cities, particularly those of the Indus Valley Civilization, were predominantly located near rivers. This strategic placement was crucial for several reasons:
1. **Water Supply**: Rivers provided a reliable and constant source of water, which was essential for drinking, cooking, and sanitation. The availability of water was a fundamental requirement for the survival and growth of any settlement.
2. **Agriculture**: The fertile land surrounding rivers was ideal for agriculture. The annual flooding of rivers deposited nutrient-rich silt, which made the soil highly productive. This allowed for the cultivation of crops, which supported the population and enabled trade.
3. **Transportation and Trade**: Rivers served as natural highways, facilitating the movement of goods and people. This was crucial for the economic development of these cities, as it allowed for the exchange of goods and ideas with other regions.
4. **Defensive Advantage**: Rivers could also provide a natural barrier against invaders, offering a defensive advantage to the settlements. The presence of a river could make it more difficult for enemies to approach the city, thereby enhancing its security.
5. **Cultural and Religious Significance**: Rivers held significant cultural and religious importance in ancient Indian society. They were often considered sacred and were central to various rituals and ceremonies, further cementing their importance in the lives of the inhabitants.
In contrast, other geographical features such as mountains, volcanoes, and oceans were not as critical for the daily sustenance and development of ancient Indian cities. Mountains, while providing some resources, often posed logistical challenges for transportation and agriculture. Volcanoes were not a significant factor in the geographical layout of these settlements, and coastal regions, while having some settlements, were not the primary locations for the majority of ancient urban centers.
Therefore, the correct answer is that ancient Indian cities grew near rivers, as these natural features provided the essential resources and conditions necessary for the development and sustenance of these early urban centers.