Using the graph you provided, I can tell that 79% of families owned cars in 1965.
First three
It can be used to spread lies and deception under the guise of progress.
It can hinder the case of peace and freedom.
It can sway the minds of millions of people to believe that they are a superior race.
Answer:
B
I think the historian should interview soldiers who fought the war, because they have experience with people who fought the war. The answer is B. Hope it helps!