The return type of the function to overload the operator > > must be a reference to a(n) object. the c operator is used to deallocate dynamically allocated objects. the word is used before the array declaration in a function heading to prevent the function from modifying the array. a is an ordered set of elements, each containing a link to its successor (and sometimes it’s predecessor). (two words) if a function needs to modify more than one variable, it must use by . typically, in a program, all members of a class are in c , the dereference operator is written as a class which inherits from another class is called class.