How does the use of rhetorical questions in this excerpt advance the speaker's purpose of persuading the judge to give a lighter sentence? a. the rhetorical questions force the judge to listen more carefully to the argument and thus to agree with the speaker. b. the rhetorical questions demonstrate that the speaker is offering theories, not stating facts. c. the rhetorical questions remind the judge that the vast majority of people in the community share the speaker's view. d. the rhetorical questions imply that a harsher sentence would only serve to make people crueler.