Andrew Has Taught His Dog to Do a Number of Tricks.On

question 29

Multiple Choice

Andrew has taught his dog to do a number of tricks.On command,his dog can sit,beg,roll over,fetch,and speak.Andrew tells his friend Jacob that if a dog can learn all of these tricks and a cat cannot,then dogs must be smarter than cats.Jacob is impressed with the dog's tricks,but he's also convinced that his own cat is extremely smart.He tells Andrew that if a cat refuses to do all the silly tricks a dog does,then the cat is smarter than the dog: "It isn't that the cat can't learn the tricks,it's that the cat is too smart to be pushed around." Whose hypothesis is right?

• A) Andrew's.
• B) Jacob's.
• C) Neither statement is a hypothesis,because neither Andrew nor Jacob is a scientist.
• D) We don't know who's right without conducting research.

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