The given chart illustrates information about the causes of traffic congestion in city A and city B.
Overall, it is clearly seen that in city A, traffic is majorly caused by private car however, poor public transport is the second big reason for the traffic congestion. In city B the major cause of traffic is opposite to city A, poor public transport is the main reason whereas private car use is second.
In general, traffic in city A is caused by 45% private car use, 25% poor public transport and others factors include the rest of 35%. Meanwhile, in city B traffic is caused by 35% poor public transport, 30% private car use and the other factors include: accidents, roadworks, and others. is remaining 35%. These are the main factors which are causing traffic congestion in city A and city B.