Which of the Following Could Be Seen as Evidence in Support

Which of the following could be seen as evidence in support of the passage of the Affordable Care Act,colloquially known as Obamacare?

A) Private insurance companies are adequate to provide health care coverage to nearly all Americans.
B) Uninsured Americans have access to health care because hospitals are required to treat patients with life-threatening conditions.
C) Health care costs rose substantially over the past few decades,and now appear to have stabilized.
D) Health care costs have remained stable over the past few decades.