How does the article "Caring for Vets Should Be National Duty" develop the central ideas that the VA Mission Act is a step in the right direction and that the law will not be enough to improve care for veterans?

1.by explaining how the law will improve conditions for veterans and emphasizing the shortcomings of the law
2.by describing the conditions that led to the law being passed and including statistics that show the law will fail
3.by explaining how the law was passed and describing what the next law passed should include
4.by explaining how many people will benefit from the law and describing how some people will not benefit.