Answer:It is useful because the craft of historical narrativesmake possible to see that many histories, including quantitative ones, were narratives that achieved their persuasive effects in part because they were narratives. Many features of historical interpretation could be understood as properties of narratives. The choice of central subject, the decision as to when to begin and when to end the story, the characterization of the principal actors, the drawing out of moral import, and the identification of turning points are all activities that both historians and novelists perform.