Deregulation of broadcast journalism in the year 1996 has resulted to the increase of monopoly in media. From the choices you have written, media monopoly can lead to competition due to the reduction of its broadcast to the mass. Broadcast companies are eager to be in a business against each other just to survive in that industry.
Well, the U.S. Currency is backed by the assets of the Federal Reserve Bank. (it was gold till 1934), and out of the options given the best is d. the federal government.
Cayuga, Mohawk, Oneida, Onondaga, and Seneca.