Which description of the setting does bierce use to establish the conflict? a. "he quietly raised his forehead from his arm and looked between the masking stems of the laurels, instinctively closing his right hand about the stock of his rifle." b. "on a colossal pedestal, the cliff, -motionless at the extreme edge of the capping rock and sharply outlined against the sky, -was an equestrian statue of impressive dignity." c. "carter druse grew pale; he shook in every limb, turned faint, and saw the statuesque group before him as black figures, rising, falling, moving unsteadily in arcs of circles in a fiery sky." d. "it may well be that his fixity of attention - druse turned his head and looked through the deeps of air downward, as from the surface to the bottom of a translucent sea."