The Number of Traffic Fatalities Dropped Dramatically Between 1964 and 2004

Multiple Choice

The number of traffic fatalities dropped dramatically between 1964 and 2004 because

A) the war on traffic deaths resulted in major policy changes.
B) an assortment of public and private policy changes gradually influenced the death rate.
C) public attention became more focused on the problem.
D) fewer people were driving during that period.