Answer:
When birds migrate they fly south for the winter
Author of the speech (: Barack Obama would appear before "State of the Union."
A, wittiest because it makes the most sense in the sentence.
1. wrote
2. left, got
3. went, will not
4. saw, bought, paid
5. boils, changes, is called
6. heard, didn't hear
7. looked, were, like, are not
8. like, haven't
9. lived, played, didn't wish
10. remembered, forgot
11. are
12. saw, lost
13. wears, saw, wore
14. was
15. leaks, lets
16. went, ate, fell, hurt
17. took, got, got
18. get
19. left, prepared
20. lived, graduated