The correct answer is “referring to other literary works with a similar theme.”
The option that is NOT recommended for this type of essay writing is “referring to other literary works with a similar theme.”
Eva has been asked to write a response-to-literature essay in order to evaluate a literary work. In this case, what she is not recommended to use is referring to other literary works with a similar theme. What Eva should do is to summarize the plot of the essay because it is going to support the recommendations she is about to state. The language she uses could be persuasive in order to create a positive reaction to the reader. She could share her point of views and attach sources of information citing the evidence that supports the content. That is show Eva should proceed.