Read the passage. and how come we think dogs are so smart? sure a dog might be clever enough to fetch his leash when he wants to go out. but the same mutt might also bark at a vacuum cleaner and spend a whole hour chasing his own tail. is rover really any brighter than a hamster, a chicken, or that kid who’s always eating play-doh? how can you measure an animal’s brain power? which element of this passage tells you that the writer’s purpose is to give you information about animal intelligence? a) the writer explains what dogs can and cannot do. b) the writer argues that smaller animals, such as hamsters, aren’t necessarily dumb. c) the writer asks you question that she plans to answer in the text. d) the writer makes a joke about humans eating play- doh.