Answer:
don't go
Explanation:
Break up the contractions and see what they mean.
Doesn't means does not.
Don't means do not.
Isn't means is not.
"Do not" (don't) is the only option here that makes sense for the given sentence.
Personification
Although he is quite clearly a dog, we start thinking of Buck as person. After all, he has thoughts, emotions, and a complex, human-like personality. Buck is characterized by this complexity. By taking on the importance and dimensionality of a human, Buck becomes a real protagonist despite his animal form.
London makes extensive use of physical descriptions to make clear what a transformation Buck undergoes. We're frequently told of Buck’s size, his strength, his muscles, and his body’s hardness. This, of course, reflects the other, non-physical changes Buck has undergone in adapting to the wilderness, which makes it a good tool of characterization.
During it's time in the 1920's is was known as the "New Negro Movement".
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