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TOEFL
/
Listening practice
/ Section DPZ9
Listen to an Academic Talk
Listen to a talk in a psychology class.
Listen
46. Why does the professor mention that dogs rely on smell?
A
To show that dogs cannot recognize other dogs
B
To suggest that the test may not suit animals that depend less on sight
C
To describe how the mirror test was first developed
D
To explain why dogs are less intelligent than chimpanzees