"By no means" in line 4 means ______.

A．it is against the law to drive off
B．they have to examine your papers
C．somebody may give them a false account of the car
D．they have to note the position of your car

A．place where the police hide in order to trap motorists
B．parts of the road which are deceptive to the driver's eyes
C．danger spots such as sharp comers and cross-roads
D．places where there are too many road-signs