Which one of the following is most closely analogous to pluralist democracies as they are described in relation to the democratic principle of political equality? A. an exact copy of an ancient artifact that is on display in a museum B. a performance of a musical score whose range of tonality cannot be completely captured by any actual instruments C. a lecture by a former astronaut to a class of young students who would like to be astronauts D. the commemoration of a historical event each year by a historian presenting a lecture on a topic related to the event E. the mold from which a number of identical castings of a sculpture are made