请阅读下面短文，从每小题所给的A、B、C三个选项中，选出一个最佳选项。

    High-spead trains, Alipay(支付宝), shared bikes and online payment are seem as the new Four Great Achievements of China by young foreigners, according to a video surey by the Silk Road Reasearch Institute of Beijing Foreigh Studies University. In the video, young people from 20 countries along Belt and Road Routes (一带一路) were asked to name great inventations that had influenced theit lives in China. The following is what they said from 4 young people of them.