How has the relationship between state and local governments changed
 since the early 20th century?
 A. Local governments have secured more political independence
 from the states.
 B. State governments have increasingly forced states to obey the
 principle of Dillon's rule.
 C. States have taken a more direct role in solving problems once
 handled by local governments.
 D. Local governments now report directly to the federal government
 rather than the states.