A、Problems of young people. B、The increasing number of motor vehicles. C、Road traffic crashes worldwide. D、Gaps between poor and

(1)Road traffic crashes kill 1.25 million people each year worldwide. The report surveyed 180 countries, and it shows the number of annual deaths from traffic crashes is stabilizing. And that is good news as the number of motor vehicles grows worldwide. But the data also shows that road crashes are the No. 1 cause of death among young people aged 15 to 29. Young adults around the world are the worst driving risks. Even in the US, drivers aged 15 to 24 account for about 30 percent of all driving-related accidents.
   The WHO report also finds a big gap in road safety and deaths between poor and rich countries. (2)Poor countries have some of the worst safety statistics in the report. "Africa has only two percent of the world’s vehicles, but has the highest death rate on the road. "
1. What is the news report mainly about?
2. What do we know about Africa from the news?