Which character trait of both lip-lip and white fang is revealed through their conflict?

What sound device is used in the following excerpt from how the animals lost their tails and got them back traveling from philadelphia to medicine hat by carl sandburg

It was this unfathomable longing of the soul to vex itself- to offer violence to its own nature -- to do wrong forthe wrong's sake only - that urged me to continue andfinally to consummate the injury i had inflicted upon theunoffending brute.which theme does this sentence best support? ) a. humans are to struggle against their fate.b. all people have a wicked side.c. humans are meant to rule earth.od. no wrong will go unpunished.submit

Andy bernard laughed at my joke, spitting out his water. complete thought incomplete thought