单项选择题A．The drivers could read newspaper in cars.B．The cars join.C．The drivers switch over to Minigap.D．The car could leave at will.

单项选择题A．Disapproved of by most modern scientists.B．In agreement with Aristotle’s theory of self-evident principles.C．In agreement with scientific investigation directed toward how things happen.D．In agreement with scientific investigation directed toward why things happen.