In this excerpt from a persuasive essay about conserving energy, which rhetorical technique does the author use when asking readers to reduce their energy consumption? Start wearing sweaters instead of turning up the heat in winter. Open the windows in summer to cut down on the energy air conditioners consume. Taking these steps and making a few other conscious choices can help ensure that future generations will enjoy the same conveniences you take for granted today.

A. logical appeal
B. anecdote
C. emotional appeal
D. sarcasm