This is a key event in The Call of the Wild As Thornton got to his feet, Buck seized his mittened
hand between his jaws, pressing in with his teeth and
releasing slowly, half-reluctantly
What does this event symbolize?
O a shared love for nature and the wild between two
pals
O a degree of competitiveness between two friends
an air of superiority between two acquaintances
O an agreeable handshake between two friends

thinking about things and referring to books instead of acting on superstition and gossip.

edwards uses the phrase "o who can express what the state of a soul in such circumstances is! " in order to illustrate that this type of suffering is unimaginable. the word "express" denoted that the state of a suffering soul is required to be described by any person, but it would not happen because no one can imagine how this suffering is felt.  

-show what might happen if the reader disobeys edwards is not correct because this is described trhough the text, not by the phrase used.

-describe what endless suffering looks and feels like is not correct because this description might be the porpuse of the excerpt provided, not the porpuse of using the phrase during the writting.

-prove that few people have survived limitless suffering is not correct because it is implied that the soul of a person is already suffering and doesn't have any way to escape.