Which of the following can be inferred from the passage?
Adopting an off-grid lifestyle is only suitable for low-income people
Leading a 21st century lifestyle means consuming a great deal of electricity
Many “off-gridders” have made a fortune selling thier own electricity
Most people living in temperate regions are against the idea of living off-grid
Answer the question before viewing the answer below
Correct answer: B
Dẫn chứng: Even so, pioneers like Perez have proved that it can be done, and without giving up a 21st century lifestyle: “I have got five personal computers, two laser scanners, two fridge-freezer, a microwave, a covection oven, vacuum cleaners –you name it” says Perez. There is an external beam antenna on the roof for the phone and a satellite dish for an Internet connection. I have got 70 kWh in batteries that could last me five days. I have too much electricity”.