R Ram Sharma 🎓 Coach ⭐ 193.88K Points 📊 C# Q. An abstract class (A) may contain instance variables (B) may contain constructors (C) may extend another class (D) All of the above 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (D) All of the above