SAT US History Practice Question

The election of Barack Obama as president was significant for all of these reasons EXCEPT that

1. A.he was the first African American ever elected.
2. B.he was the youngest president ever elected.
3. C.he was the first senator to win an election since John F. Kennedy.
4. D.he was the first candidate to utilize the full power of the Internet.
5. E.it was the first time a sitting senator had defeated another sitting senator.