Scientists Have Long Been Interested in Differences Between Dogs and Wolves

question 43

Multiple Choice

Scientists have long been interested in differences between dogs and wolves in their social behavior toward humans. Dogs and wolves share a common ancestor. In trying to understand the differences, a researcher analyzed data collected from 18 domesticated dogs and 10 wolves that had been raised by humans. Which data would be most useful to this study?

• A)The degree of DNA similarities between dogs and humans.
• B)The extent to which the dogs and the wolves sought assistance from humans when presented with a challenge.
• C)The extent to which the dogs and the wolves licked and vocalized to their pups.
• D)A measurement of the number of times the dogs and the wolves communicated with one another when threatened.

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