Hedge funds were one of the largely unregulated new practices called _______________________that led to the 2008–2009 financial crisis

__________ are cases brought into court by individuals on behalf of not only themselves but also of all other persons "similarly situated."

Fill in the blank with the right word.

Approximately how many illegal immigrants reside in the United States?

a. 50,000 b. More than 11 million c. 275,000 d. 42.5 million e. Less than 3 million