If eligible to register with the selective service system and not taking the offer you will not be able to do more than a few things and a fine could be in place. Because of this, I would consider this a duty.
The Truman Doctrine basically said that America would provide help even military help to any country that was under threat of being taken over by communism. By contrast, the Marshall Plan provided aid in the form of food and money to countries in Western Europe whether they were being threatened by communism or not.
It was a safety net against poverty for people over the age of 65, as well as being a welfare system for disabled people.
Answer:
B. The US had never lost a naval battle before the battle in Guam.
The word you should have received was:
Independence