Original sentence: A primary dealer is a banks or securities broker-dealers that may trade directly with the Federal Reserve System of the United States.The primary dealers form a worldwide network that distribute new U.They are required to make bids or offers when the Fed conducts open market operations, provide information to the Fed's open market trading desk, and to participate actively in  U
Edited sentence: Primary dealers are banks or securities broker-dealers who may trade directly with the Federal Reserve System of the United States.The primary dealers form a worldwide network that is needed to distribute the huge amount of new U.They are required to make bids or offers when the Fed conducts open market operations, provide information to the Fed's open market trading desk, and to actively participate in  U