Obsidian was valued in the Stone Age cultures because, it could be fractured to produce sharp blades or arrowheads. Like glass, obsidian breaks with a characteristic conchoidal fracture. It was also polished to create early mirrors.
Answer: business man : fast food worker (no offence )
work place : playground
The word is found in chapter 12, on Page. 107
Mr Hyde uses a walking stick or cane. So the answer is (a)
The narrator feels as if they are sick,and if she/he got on the bus they will feel humiliated. Insted a couple of friends in her/his class was with the narrator, Ms.Gruwell was the only one who could talk to her/him about anything,and talking to her/his friends made the narrator feel completely better.