In the subsection Still Suffering, how does the author support the claim that the toxic dust cloud caused cancers to occur in those who breathed it?
A. The author provides numerical data to show the number of people enrolled in the World Trade Center Health Program.
B. The author provides statistical data that compares the cancer rate amongst 9/11 first responders and the general population.
C. The author quotes former EPA head Christine Todd Whitman.
D. The author provides numerical data about the number of survivors who have since died.