Which of the Following Statements About a Unique_ptr Object Is

Multiple Choice

Which of the following statements about a unique_ptr object is true?

A) A unique_ptr is a "smart pointer" for managing dynamically allocated memory.
B) When a unique_ptr goes out of scope, its destructor automatically returns the managed memory to the free store.
C) You must explicitly delete the memory that's managed by a unique_ptr before the object goes out of scope.
D) All of the above.