Which of the following is true according to the passage? ( )

参考解析：

A项：根据关键词segment和meaningful pixel可以定位至第四段，Any human can watch almost any one of those videos and make sense of it a robot currently just see it as a stream of pixels. 可知，任何一个人都可以观看其中的任何一段视频并且理解其中的意思，而机器人目前只是将其视为一串像素。正确；B项：根据关键词78定位至第五段，the team needed only 78 instructional medical videos to train its Al engine to perform they a success rate of 85 percent. the team needed only 78 instructional medical videos to train its Al engine to perform they a success rate of 85 percent.可知B项错误；C项和D项在文中没有提及。故本题正确答案选A。