Which of these items is a tax deduction?

I'll just provide you some tax deductions.

1) sales tax.

2) state tax

3) health insurance premiums * subject to limitations

4) tax savings for teachers * up to $250 for materials

5) charitable gifts

6) lifetime learning

7) unusual business expense

8) looking for job at the same field * cost incurred during job hunting can be deductible but still subject to limitation

9) self-employed social security