Answer:
We need to know your answer to Part A to answer that question.
Explanation:
Sorry.
Answer: the best option is the last one. By characterizing a character, the author wants to show different characters' traits. Not only physical, but also emotional and how they are developing throught the story.
Explanation:
The tone is the way the author expresses his attitude through their writing.
The tone can change, or stay the same way throughout the literary work.
Tone is expressed by your point of view, your diction, etc.
Hope this helped!