Answer is in the photo. I can only upload it to a file hosting service. link below!
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<em>Answer:</em>
<em>discriminates between the Scooby-Doo cup and the Dora cup </em><em> </em>
<em>Explanation:</em>
<em><u>Discrimination</u></em><em> is determined as the capability or proclivity of a person to respond and perceive the differences present among distinct stimuli. Therefore, according to psychologists, discrimination is considered as a more advanced type of learning as compared to generalization, however, animals and human beings can be trained for both generalization as well as discrimination.</em>
<em><u>In the given context of the question, Lacy refuses to drink because she is able to discriminate between both the cups. </u></em>