Context: The largest limb is about 18 feet long . Susan is wondering what she can make out of a piece of it . I told Billy Bumpus that I 'd like to have this one piece to make a bow out of . Nice straight piece at that .
Question: Why is the group scavenging parts ?
Option 0: None of the above choices .
Option 1: It 's a bunch of nice tree limbs .
Option 2: It 's a bunch of nice metal parts .
Option 3: It 's a bunch of metal .
Answer: 1