The correct answer to this open question is the following.
Although there are no options attached or other references, we can say the following.
Jeffrey Arnett thinks it’s ironic that driving is one of the first adult privileges Americans get because that is what most of the young people consider to be a sign of adulthood and having their driving license to drive a car is the way to other important things for them such as be independent, trying to apply for a formal job, dating, among others.
Dr. Jeffrey Arsen Arnett is a psychologist in the field of development, who has studied the way people turn from adolescence into adulthood., while getting more activities and responsibilities in the adult age.
I would have to say B is the best answer as I don't recall a worldwide economic depression taking place after world war II, or any of the other answers.
The Cold war was a series of Proxy Wars, The Cold war began shortly after the end of World War 2, since Germany was overthrown the only superpowers left were U.S and Soviet Union (Present day Russia) They differences were that Soviet Union was a communist country and the U.S was a Captialist country, they both came very very close to Nuclear War since they both were making Nuclear Bombs, they also had Proxy Wars (Wars that were fought between 2 countries but not on their soil) Korean War, Vietnam, Grenada etc, the Soviet Union fell in 1991.