Answer:
The Vice President serves as a "back-up" to the President, who also serves as the Head of State (President of the Senate, presides over joint Congress sessions).
In the presidential line of succession, the Vice President is the second in command.
The Behavior observed by 14th century Arab traveler is D) Lack or Veiling
Federalism is a form of government that divides sovereign power across at least two political units. In the context of the United States, power is divided among the national and state governments so that each government has some independent authority.
Idk but I need to answer a question but you can Google it your welcome