At the library, the quickest way to locate varied, reliable information for your research paper is to a. search the online catalog before narrowing your topic. b. ask the reference librarian. c. browse the encyclopedias. d. skim the readers' guide. mark for review (will be highlighted on the review page)

However, the idea of real-life people living in what would become the united states for thousands of years before columbus ever left spain never dawned on me. what would be the best way to revise this sentence for greater clarity? a) however, the fact that columbus left spain thousands of years after people settled what would become the united states never dawned on me. b) it never dawned on me, however, the idea of real-life people living in what would become the united states for thousands of years before columbus ever left spain. c) however, the fact that people were already living in what would become the united states for thousands of years before columbus ever left spain never dawned on me. d) however, the idea never dawned on me that long before columbus ever left spain, real-life people lived for thousands of years in what would become the united states.

Cameron, who has an extreme and unreasonable suspicion of other people and their motives, suffers from paranoia which is a psychological disorder characterized by delusions of persecution or grandeur, was absolutely sure that someone was following him even though he was absolutely alone and hadn't seen a car for miles and miles.

Which change should be made to improve this sentence? allen jumped in the puddle and his new shoes got wet and muddy. a)the new shoes got wet and muddy and allen jumps in the puddle. b)allen jumped in the puddle and got his new shoes wet and muddy. c)allen jumped in the puddle and gets his new shoes wet and muddy. d)the new shoes are getting wet and muddy and allen jumped in the puddle.