Simple Explanation
Historical river cities water, transport और trade advantages के कारण विकसित हुईं। यदि modern industries, services, roads and railways भी जुड़ जाएं तो initial advantage और मजबूत हो सकता है। इसलिए पहला विकल्प सही है। परीक्षा में current population distribution को historical path dependence और modern economic development दोनों के परिणाम के रूप में समझना उपयोगी है। / Historical river cities developed because of advantages in water, transport, and trade. If modern industries, services, roads, and railways are later added, the original advantage can become even stronger. Therefore, the first option is correct. In examinations, current population distribution can be understood as the result of both historical path dependence and modern economic development.
