Solzhenitsyn writes, "What can literature do against the pitiless onslaught of naked violence?" what rhetorical device is he using

The correct answer for the question that is being presented above is this one: "D. rhetorical question." Solzhenitsyn writes, "What can literature do against the pitiless onslaught of naked violence?" The rhetorical device is he using is rhetorical question.

Here are the following choices:

A. repetition

B. parallelism

C. slogans and saws

D. rhetorical question