Answer:
B and D?
Step-by-step explanation:
Buck hasn't lost all hope but is more broken
The situation is dangerous because of how badly hurt Buck is.
Bucks' spirit as we see is broken through most of the book because of how hurt he is and he even starts to hate men. He is like this until he meets John Thornton.
Climate is not shown, for climate describes weather or prevailing trend of public opinion.
I hope this is right and hope it helps