In which context is a rhetorical question most effectively used?

A rhetorical question is a powerful tool used to engage the reader's thoughts and provoke reflection. By asking a question that does not require an answer, the writer prompts the audience to consider their own perspective or feelings about the topic. This technique can deepen the reader's understanding and connection to the subject matter, encouraging them to think critically or emotionally about the arguments being presented.

In contrast, providing detailed explanations typically requires straightforward statements or elaboration rather than a question to maintain clarity. Summarizing main points is best done through concise statements that encapsulate the core ideas without posing questions. Establishing a formal tone often relies on structured language and clear definitions, which is not the purpose of invoking rhetorical questions. Therefore, using a rhetorical question effectively invites engagement and contemplation from the reader, making it the most suitable choice in this context.