Answer:
it's the second point. The first one does not talk about the health issues like author claimed and the last one has some irrelevant information. Therefore it's the 2nd one
 
        
             
        
        
        
Gilgamesh has the basic features of epic poetry, such as an impressive hero, a supernatural rivalry between the hero and the villain, and a wide setting where the characters travel in.
        
             
        
        
        
The word that goes, or better expressed, is a synonym for edge is:  precipice because it has both the literal and metaphorical connotations just as edge does. It means a very steep or overhanging place, like in a cliff, and it also means to be at the brink of a situation just like edge.
The other words do not match both or any of the definitions of edge.