R Rati Dubey 🎓 Tutor III ⭐ 8.55K Points 📊 PHP Q. Which of the following is NOT a valid magic constant in PHP? (A) __LINE__ (B) __FILE__ (C) __CLASS__ (D) __MAIN__ 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (D) __MAIN__ Explanation: __MAIN__ does not exist in PHP. Valid magic constants include __LINE__, __FILE__, __CLASS__, etc.