题目

With more and more cars on the road, traffic jams are inevitable. Traffic jams can lead to increased accidents as there are more cars, with more people trying to get to their destination, all the while getting worse. Although it’s impossible to avoid traffic jams altogether, there are some tips you can follow to reduce the amount of time on the road.Check for traffic jams before you leave. You can listen to the radio for traffic news, or check on the Internet to get up-to-minute information on traffic. If the route you want to take is heavy with traffic, you can choose another.Look for a dif下列说法中正确的是（　　）A. 电流表、电压表都可以直接与电源相并联B. 电流表可直接与电源相联，电压表不能C. 电流表、电压表都不能直接与电源相并联D. 电压表可直接与电源并联，电流表则不能