P Praveen Singh 🎓 Tutor III ⭐ 36.81K Points 📊 Physics Q. साइनोकोबालामिन है ? (A) विटामिन B2 (B) विटामिन B6 (C) विटामिन B12 (D) विटामिन C 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (C) विटामिन B12 You must be Logged in to update hint/solution 💬 Discussion 💬 Comment