R Rati Dubey 🎓 Tutor III ⭐ 8.55K Points 📊 PHP Q. Which keyword is used to define a class constant in PHP? (A) constant (B) define (C) const (D) var 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (C) const Explanation: Class constants are declared using the const keyword.