What does the proofreading acronym cusp stand for?

What causes cassius to delay killing caesar? a. the crowds around caesar b. a violent storm c. brutus’s reluctance d. the disorganization it the resistance

Read the excerpt from part 2 of zeitoun. zeitoun woke with the sun and crawled out of his tent. the day was bright, and as far as he could see in any direction the city was underwater. . he could only think of judgment day, of noah and forty days of rain. and yet it was so quiet, so still. nothing moved. he sat on the roof and scanned the horizon, looking for any person, any animal or machine moving. nothing. as he did his morning prayers, a helicopter broke the silence, shooting across the treetops and heading downtown. why does the author include the details of zeitoun’s morning? to suggest the hopelessness of zeitoun’s situation to illustrate the solitary existence endured by survivors to establish zeitoun’s dedication to the rituals of his faith to reveal the military’s attempts at assistance

Read the excerpt from infinite jest 'my application's not bought," i am telling them, calling into the darkness of the red cave that opens out before closed eyes. 'tam not just a boy who plays tennis. i have an intricate history. experiences and feelings. i'm complex. "read,' i say. 'i study and read. i bet i've read everything you've read. don't think i haven't. i consume libraries. i wear out spines and rom-drives. i do things like get in a taxi and say, "the library, and step on it." my instincts concerning syntax and mechanics are better than your own, i can tell, with due respect. the theme suggested by the excerpt is about a. being understood b. the value of education c. wisdom versus foolishness d. learning responsibility