Which statement is true regarding public understanding of the Affordable Care Act?

a$.$ Extensive media coverage and sustained public attention led to a solid understanding of the le

b$.$ Attention to media coverage did little to enhance public knowledge.

C$.$ During the latter half of $2009,$ public interest in the legislation dwindled

D$.$ At the end of $2010,$ roughly a third of the public answered less than half the questions correctly legislation