Which Statement Best Illustrates the Complexity of Institutional Life for the President

Which statement best illustrates the complexity of institutional life for the president?

A) The Climate Change Adaption Task force is co-chaired by three different offices and includes representatives from twenty additional federal agencies.
B) The Department of Homeland Security exercises vast authority over a range of policy issues in addition to having the highest staffing levels in the federal bureaucracy.
C) The office of the vice president has equal authority with the EOP over policy decisions under consideration by the Executive Office of the President.
D) The Securities and Exchange Commission is exempt from the Administrative Procedures Act, allowing it to institute policy changes without executive approval.