H Harikesh 🎓 Tutor III ⭐ 8.04K Points 📊 Science Q. Balloons are filled with (A) Nitrogen (B) Helium (C) Oxygen (D) Argon 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (B) Helium You must be Logged in to update hint/solution 💬 Discussion 💬 Comment