case the novelist intends to point out the profound cause of Gatsby’s tragedy
Watson in the stories of Sherloc Holmes serves as a foil to the hero, rendering the detective smarter than he would otherwise appear to the reader
By the degree of their development, characters can be grouped as round characters and flat characters
This division is proposed by E
M Forster
Round characters are fully developed while flat characters are not
Or we can say that round characters grow while flat characters do not
Usually the reader is allowed access to the inner life of the round character and permitted to learn about man sides of the round character
The flat character is a “closed” character to whose inner thoughts the reader is denied access
Usually one side of the flat character is shown