Read this excerpt from white fang hated by his jund and by mankind, indomitable, perpetually warred upon and himself waging perpetual war, his development was rapid and one-sided. this was no soil for kindleness and affection to blossom in. of such things he had not the faintest glimmering. the code he learned was to obey the strong and to oppress the weak. grey beaver was a god, and strong. Therefore white fang obeyed him. but the dog younger or smaller than himself was weak, a thing to be destroyed.

which best describes the fir thy influences white fangs code of conduct?

A- an. external force based on other characters

B- an external for based on the wilderness setting

C- an internal force based on white fangs feelings

D- an internal force based on white fangs instincts