Match the member functions of std::string on left with the correct return value on right. Hint: Please follow the read. compare replace append substr data [Choose] [Choose ] this Returns a signed integral indicating the relation between the strings. true or false based on the comparison A string object with a substring of this object. A new appended string A new string with replace value(s) A pointer to the c-string representation of the string object's value. [Choose ] [Choose ]
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