The word "aspect" means a particular part or feature of something or someone. To reveal is to show or uncover.
The facial features that reveal the quality of mind or character of a person.
Jeannette is preoccupied with her teeth, which she feels are crooked and unattractive. She saves up money to get braces to fix them, showing her determination and self-consciousness about her appearance. Her efforts to improve her smile reveal her resourcefulness and commitment to change things she is not happy with in her life.
Other people in a story can't reveal characterization. Only the character in the story, or the narrator can reveal character.
what does thier argument reveal about the personality of each character
does sandburg seem to admire this aspect of lincoln's character
It depens on who you are.
Foil
Rembrandt was able to reveal the character of his portrait subjects by using classical arts and chiaroscuro.
character sketch
The character's actions, behaviors, and decisions that drive the plot forward and reveal their personality and motivations.
"Aspect of a story" can mean different points of view or opinion on a story. It can also mean a particular element or facet of a story.
Dialogue reveals information. It also reveals a character's thoughts, feelings, and way of speaking. It can reveal a character's educational level, their background, and their desires.