In "the final assault," hillary explains how he and tenzing norgay climbed mount everest together. how does norgay affect the outcome of the narrative? a. without norgay's ability to belay hillary with rope support up the mountain, hillary would have been in grave danger of falling. b. without norgay's assistance on the climb, hillary never would have reached the summit of mount everest by himself. c. norgay encourages hillary to continue climbing after a thin crust of frozen snow breaks off, causing hillary to slide backward. d. hillary follows in norgay's footsteps through a treacherous snowfield, making the climb easier for hillary.