According to Mr. Dolan, a pointer should be defined as a variable capable of holding an address. a variable that remembers the current array index. a - > operator an address in the computer's memory A sequence class differs from the author's bag class in that items in the sequence are kept in order as dictated by the comparison operators of the datatype being stored the order of the objects has nothing to do with the distinction between these two things. are always in order are kept in the same order as what the programmer put them The thing to the left of the. (the dot) is always An object or struct A C++ library function A class name or namespace name A pointer