Q. What is polymorphism in Java? . (A) It is when a single super class has many subclasses. (B) It is when a single variable is used with several different types of related objects. (C) It is when a program uses several different types of objects, each with its own variable. (D) It is when a class has several methods with the same name but different parameter types. 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (D) It is when a class has several methods with the same name but different parameter types.