In order to give the depth to the character a novel will require a strong character imposition and then the information of the region, the conflicts of the character and the relationship with the other characters
Explanation:
When a novel is written the character must be portrayed strongly and there must be involvement of the character in the full novel and for this the information and the background of the character is noticed where the character lives and the things that happen around the character
The dialogue play an important role and the conflicts the character faces and the relationships that is maintained with the other characters are all concentrated to give a depth to the character in the novel