Simple Explanation
Fertile plains productive agriculture को support करती हैं। Food production, farming jobs, irrigation and villages के development के कारण large rural population sustain हो सकती है। इसलिए तीसरा विकल्प सही है। Permanent snow, no water supply और extreme ruggedness farming and settlement को difficult बनाते हैं। परीक्षा में fertile plains को intensive agriculture and dense rural population से जोड़ें। / Fertile plains support productive agriculture. Food production, farming employment, irrigation, and village development can sustain a large rural population. Therefore, the third option is correct. Permanent snow, lack of water, and extreme ruggedness make farming and settlement difficult. In examinations, connect fertile plains with intensive agriculture and dense rural population.
