Which of the following best explains the increased commercial demand for television sets after world war ii? families had stashed extra money during the war years. families, having lived without "extras" during the war years, were eager to begin purchasing luxury items with the money they had saved during the war. television coverage of the end of the war increased the demand to own a tv set among american families. because they had saved money during the war, many families wanted to purchase a television after it was over. the 1939 world's fair sparked interest in the new technology of television. therefore, the rise in the sales of tv sets for profit actually began before the war started.