Read this excerpt from White Fang. Suddenly he saw a strange thing like mist beginning to arise from the sticks and moss beneath Grey Beaver's hands. Then, amongst the sticks themselves, appeared a live thing, twisting and turning, of a colour like the colour of the sun in the sky. White Fang knew nothing about fire. It drew him as the light in the mouth of the cave had drawn him in his early puppyhood. He crawled the several steps toward the flame.

How is White Fang’s innocence revealed in the excerpt?

through his interaction with Grey Beaver
through his behavior during a conflict
through his interaction with the setting
through his behavior in early puppyhood