P Pooja 🎓 Achiever ⭐ 4.41K Points 📊 MySQL Q. Which of the following characters is illegal in naming an unquoted identifier in SQL? (A) _ (B) $ (C) 2 (D) . 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (D) .