A) from the excerpts point of view, "poverty" is different in america than it is in say a place like Africa where people are dying from starvation. American poverty is having no way to move on, or be happy because you may have a house and food but you will go nowhere in life and you will die poor.
The link wouldn't work for me so i'll answer C) since I know it
C) The war on poverty took place and is still taking place in a stable government environment, so there is plenty of records to help people who are struggling in the 1960's- to now. In the 1930's people where actually starving to death because there was not only a national depression but most of the farmland was useless because of overproduction, and there was little hope in actually helping the people of the great depression.