C++ MQCs with Explanation (CHAPTER 6: CONSTRUCTORS AND DESTRUCTORS)

Which of the following statements is TRUE?

1. A destructor must be declare for each class
2. A class can have only one destructor
3. A destructor can have default arguments
4. Destructors are not useful when the class contains pointer data members

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Answer: 

Option b: A class can have only one destructor

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Explanation Here