阅读下列短文，从下面每小题的A、B、C、D四个选项中选出最佳选项。
In Japan, most people think robots are good for their work and life. They don't think robots are threatening, but people in the United States and Europe do. Japanese people love robots very much. Sometimes they give a welcome party for them on their first day at work.
Robots are also very useful in people's work and life in Japan. Some robots can make sushi; some robots can plant trees; and others can even meet guests of the company. There are also robots doing things like serving tea, cleaning offices and feeding babies.
In Japan, people think robots will be more important in the future. There will be more old people in Japan, so the country needs more robots. In 2005, over 370,000 robots worked in factories across Japan, and it was about 40％ of the robots working around me world. Soon robots can even take the place of workers in factories in Japan and people can have lots of free time to enjoy themselves. People predict (预言) there will be 1,000,000 robots in factories all over the country by 2050.
