12 choices here:
1. Hillary lost because she is personally perceived as a liar and corrupt, and the public rejected her.
2. Hillary lost because she is perceived as too pro-Wall Street, trade, and open immigration, and the public wants a new direction on these issues.
3. Hillary lost because she represents the establishment and the public wants an outsider.
4. Hillary lost because she is a woman and the public just doesn't trust a woman to be President.
5. Hillary lost because she campaigned as Obama 2.0, this is really a rejection of him.
6. Hillary lost because Donald Trump is bigger than life and people preferred his personality to hers.
7. Hillary lost because the public is sick and tired of political correctness and that's what she represents to a lot of people; it was a rejection of modern day liberalism.
8. Hillary lost because she ran a terrible campaign.
9. Hillary lost because she pissed off people with her deplorables comment.
10. Hillary lost because James Comey wrote a letter 11 days ago; otherwise she wins.
11. Some of the above.
12. All of the above.