All of them could be intentional/unpreventable, we are only talking about an injury so I would say the plane crash.
B. cocaine
you just cant buy the others as a minor I beloeve
Answer:
They do not have default thinking of what they think they know the child would do or not do. They are more open minded to different possibilities. Also, the child may speak more freely to a stranger, because they may not judge.
Explanation: