The characteristics that apply are: 2 - 4 - 7
These types of balads often focused on telling a story that took place in a single moment or incident.
Also, dialogues were widely used in these balads, to mark the numerous interactions between several characters that may appear in them.
Finally, medieval balads were written to be sung, because it was a form of entertainment in the middle ages, and this songs often were transmitted orally.
The key point in a passage is called "Main Idea"
Hope this helps.
