<span>It is internal because Rachel is impatient as she waits for her birthday.</span>
I think the answer is "An American Tragedy". Theodore Dreiser is an American novelist. His best known novels include An American Tragedy and Sister Carrie. He was nominated to the Nobel Prize in Literature during 1930. His works made a great impact on the generation that followed his.
In "To Kill a Mockingbird" the story is told by Scout, the curious, tomboyish main character in the book.
The Answer is C - struggle between realistic and supernatural elements