Q. What is a singleton class in Ruby? (A) A class that can have only one method (B) A class that is used to define methods for a single object (C) A class that can have only one subclass (D) A class that can have only one method 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (B) A class that is used to define methods for a single object