Which passage from grendel best illustrates the theme "life is meaningless"? a. i seize up a sleeping man, tear at him hungrily, bite through his bone-locks and suck hot, slippery blood. (168) b. all order, i've come to understand, is theoretical, unreal — a harmless, sensible, smiling mask men slide between the two great, dark realities. (157) c. fate often enough will spare a man if his courage holds. (162).