1. B
2. A
3. D
4. D
5. D
6. B
7. Believe, Set
8. D
9. Dictionary, Thesaurus, Glossary
10. D
11. auto-root, uni-prefix, ive-suffix, ist-suffix, arch-prefix and root
12. C
13. C
14. neutral, negative, positive, neutral
15. "Today I learned many amazing things about volcanoes! The hot magma, or lava, comes out of the top where the volcano erupts! The magma can stick to a surface, or run on it. Volcanoes can cause great amounts of damage. Sometimes, they can help as well."