What interest group was a key supporter of the Medicare Prescription Drug Improvement and Modernization Act of 2003?

National Farm Bureau Federation

Teamsters Union

American Association of Retired Persons

National Chamber of Commerce

I think it is the national chamber of commerce

The correct answer should be the National Chamber of Commerce. That is because the person who was in charge of drafting the bill was also the Chair of the Energy and Commerce Committee from 2001 until February 4, 2004, which is why many believe that it was a conflict of interests.