Krakauer and other has speculated that McCandless was estranged from his family because his relationship with his father what was his family like? Does it explains his behavior?

I don't think his family life fully explains Chris's behaviour. Chris was very upset when he found out his father was having an affair. This helps explain his animosity with father but doesn't explain his complete separation from family. Chris was supposedly close to his sister but even the few post cards he sent her eventually stop

Explanation:

c) problem and solution