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When a person decides to get a dog, one has many kinds to choose from. As a rule, short-haired dogs are best for cities. Beagles, Boston Terriers, & Dachshunds make good city pets. Great Danes are short-haired, however, they are too big for city living. It is hard in a city to give them all the exercise they need. Setters, Springer Spaniels, and Collies are especially good as country dogs. We know the author is communicating this main idea.
What is "Some dogs are better than others for city life"?