Answer :
Sympathy in fiction books can be evoked in a number of ways, but the most common way is through the use of pathos.
What is Pathos?
This is a rhetorical device that is used to show the appeal to emotions that a speaker or author can use to convince or persuade.
Hence, we can see that to make readers sympathize with a character, an author can make use of pathos and other literary elements to do this.
Please note that your question is incomplete so I gave you a general overview to help you get a better understanding of the concept.
Read more about pathos here:
https://brainly.com/question/13118125