the president serve for four years in the united states.
4
No, that is not a requirement.
44 presidents but not all of them serve their term
no
If they do not get nomination of their party it is impossible for them to serve.
Yes They Did
State which one(s)
George W. Bush and John Q. Adams did not serve as vice presidents. Note, George H. W. Bush and John Adams did serve as vice presidents.
Presidents can only serve for 2 terms. 4 years are in a term.
Washington and Adams
the qualifications are different