A long narrative chronicling a family's heroic deeds is a/an
Answer Details
The term that best fits the description of a long narrative chronicling a family's heroic deeds is a "saga". A saga is a type of narrative that typically tells the stories of heroic deeds and adventures, often featuring characters from a particular family or group. Sagas are typically long and complex, and often feature elements of fantasy or myth. They are commonly associated with Scandinavian culture, but similar types of narratives can be found in many other cultures as well. Sagas often feature themes of courage, honor, and loyalty, and are often used to reinforce cultural values and traditions.