1. Who is the Us secratory of states, and what is the U.s department of state and its functions? 2. Who is the U.s National security Advisor, and what are the duties or functions of the U.s National security council? 3. Who is the U.s senate Majority leaders, and what are the duties and functions of the U.s senate majority leader ? 4. Who is the chief justice of the u.s supreme court , and what are the duties and responsibilities of the chief justice of the super court?