The more than 700 million acres of public lands comprise almost one-third of the continental United States. Therefore,

a. the states and local governments have never had much interest in their management as too many interestswere involved

b. the states, particularly those in the West, have consistently sought a much greater voice in deciding how theirresources are to be used.
c. the eastern states, in a movement known as the Sagebrush Rebellion, sought dual ownership of these lands fortheir mineral rights.
d. nonnational governments find them of little economic consequence, aside from their scenic value touristattractions.

b