How should a reader analyze a text to identify its theme?

A. by summarizing the plot development
B. by identifying the elements
C. by looking for an idea that interacts with all the elements
D. by examining the author's purpose for writing the text

C. by looking for an idea that interacts with all the elements

In order to identify the theme of a text, a reader should look for recurring ideas, motifs, or symbols that interact with all the elements of the text such as characters, plot, setting, and conflict. The theme is the underlying message or central idea that the author is trying to convey through the text, and it is often revealed through the interactions of various elements within the text. By analyzing how these elements work together to convey a deeper meaning or message, readers can identify the theme of the text.