What is the primary purpose of the explicit keyword in a C++ constructor?

A. A function used to create objects B. A special member function that initializes objects C. A function used to access class members D. None of the above

A. friend B. protected C. public D. private

A. A compilation error occurs B. The class cannot be instantiated C. The class is initialized with default values D. A default constructor is provided by the compiler

A. A special member function that destroys objects B. A function used to create objects C. A function used to initialize objects D. A function used to access class members