True, the Articles of Confederation gave little power to the central government. The main reason is the central or federal government couldn't tax the states.
C. Learning to domesticate plants and animals changed the way
humans lived.
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.