Read this excerpt from The Call of the Wild by Jack London. The tent, illumined by a candle, glowed warmly in the midst of the white plain; and when he, as a matter of course, entered it, both Perrault and Francois bombarded him with curses and cooking utensils, till he recovered from his consternation and fled ignominiously into the outer cold. A chill wind was blowing that nipped him sharply and bit with especial venom into his wounded shoulder. He lay down on the snow and attempted to sleep, but the frost soon drove him shivering to his feet. Miserable and disconsolate, he wandered about among the many tents, only to find that one place was as cold as another.

Why does the author include this detail?

It is a part of the exposition that recalls Buck’s previous home.
It is a part of the exposition that describes the arctic conditions.
It is a part of the rising action that shows conflicts between dogs.
It is a part of the rising action that suggests Buck is favored.