根据短文内容， 从下框的A-F选项中选出能概括出每段主题的最佳选项。选项中有一项是多余项。(E="A+B;" F=A+C;)

A．Supply your own bags and leftover containers． B. Keep your car excellent condition． C．Plant a tree in your backyard． D．Support local farmers in daily life． E．Buy items with less packaging． F．Try to save energy when you do some washing．

 
It’s easy to live green．“Focus on reducing your energy and water consumption and your waste generation，you’ll be on your way to reducing your footprints on the planet，”says Malten．
         
It’s best to walk，bicycle，or use mass transit for your daily commuting，but for those who must use their own vehicles，improving the efficiency of your car’s fuel mileage(耗油量)is as easy as keeping your tires properly inflated and changing your oil and air filters if necessary．
         
Using cold water rather than hot water in the washer saves electricity and works just as well as hot water with most clothes．Line drying is not only more environmentally friendly，but it also will keep clothes from shrinking and fading．
         
If you’re headed to a restaurant that you know serves king-sized portions，bring a small piece of Tupperware along to take the leftovers home，so that you can keep one fewer styrofoma(泡沫塑料)container from the landfill pile．If you are going to a supermarket，bring your own canvas tote bags “Although many supermarket recycle used plastic bags，the process still requires much energy to be used to transport and process the materials，”says Malten．
         
Food grown or produced halfway around the world didn’t just appear in the supermarket-it was shipped by plane，boat，truck or rail，and no matter what kind of transportation it took，greenhouse gases were emitted along the way．Pick the apple grown in your state instead of the banana grown in another country．
         
It seems simple，but just，one tree can consume tons of carbon over its lifetime．If planted properly, it will also provide shade on a sunny day，perhaps reducing the use of energy for air-conditioning in buildings and homes：“While reducing energy will cut our carbon emissions，it is also important to restore more natural ‘sinks’ that capture carbon，” Malten says，“Planting trees is an easy place to start．’’