1. C - About 38 billion dollars.
2. C - Nobody knows for sure.
3. A - Idaho.
4. B - Cryptosporidium is a bacterium.
5. C - Copper is not a health hazard.
6. B - A plastic cup.
7. A - The levels generally meet Federal safety regulations.
8. C - The roommate fooled the student, but not Flegal!
9. A - They now use the same procedures.
10. Take your pick!