Which river system has the largest drainage basin and water discharge globally? By Rabia Anum ✅ Fact Checked 📊 Difficulty Medium 📅 Last Updated 13 Aug 2026 A. Nile B. Yangtze C. Amazon D. Mississippi Check Answer 💡 Explanation: The Amazon River has the largest drainage basin and discharges the greatest volume of water into the ocean. 📚 Topics: Geography Water Bodies 🎯 Exams: CSS GEN NTS PMS