June 5th is World Environment Day, caring for the earth and our home. We need your action to answer the question 17- 18. The following cartoons can reflect the global demand for "low carbon emission reduction".

"Low-carbon life" refers to reducing the energy consumed in daily life as much as possible, thus reducing the emission of carbon, especially carbon dioxide, reducing the pollution to the atmosphere and slowing down the ecological deterioration, mainly changing the details of life from three aspects: electricity saving, solar terms and recycling. Sending fewer paper greeting cards on holidays, using environmental protection bags for shopping, taking more buses and driving fewer private cars are all concrete manifestations of "low-carbon life". After work, let the computer stand by to reduce the boot time.

So choose: C.