In the excerpt from Jack London's "The Human Drift", the thesis statement is expressed in these sentences: Man early discovered death. As soon as his evolution permitted, he made himself better devices for killing than the old natural ones of fang and claw.

Which of these supporting premises reinforces the thesis statement?

Like a settler clearing weeds and forest bushes in order to plant corn, so man was compelled to clear all manner of life away in order to plant himself.
He devoted himself to the invention of killing devices before he discovered fire or manufactured for himself religion.
And ever he has carried the battle wider and wider, until to-day not only is he a far more capable killer of men and animals than ever before, but he has pressed the battle home to the infinite and invisible hosts of menacing lives in the world of microorganisms.
And from the fear-stricken, jungle-lurking, cave-haunting creature of long ago, he won to empery over the whole animal world.

Read the excerpts from part 3 of "an occurrence at owl creek bridge." a rising sheet of water curved over him, fell down upon him, blinded him, strangled him! the cannon had taken a hand in the game. as he shook his head free from the commotion of the smitten water he heard the deflected shot humming through the air ahead, and in an instant it was cracking and smashing the branches in the forest beyond. *** a whiz and rattle of grapeshot among the branches high above his head roused him from his dream. the baffled cannoneer had fired him a random farewell. he sprang to his feet, rushed up the sloping bank, and plunged into the forest. *** as he is about to clasp her he feels a stunning blow upon the back of the neck; a blinding white light blazes all about him with a sound like the shock of a cannon—then all is darkness and silence! what function does the motif of the cannon serve throughout the story? the cannon continually pushes farquhar to continue his journey through his dream and back to reality. the cannon encourages farquhar to investigate whether his escape was a dream or reality. the cannon reminds farquhar that time is subjective and encourages him to move quickly in order to reach his home. the cannon represents farquhar’s romantic dream that he escaped his execution and will return home.