In a Study by Lazareva and Colleagues That Is Described

Multiple Choice

In a study by Lazareva and colleagues that is described in the textbook,pigeons were presented with photographs of people,flowers,cars,and chairs,and were taught to respond by pecking keys of different colours.What did this research demonstrate?

A) Pigeons were capable of categorizing objects in different ways.
B) Pigeons were responding exclusively on the basis of perceptual similarity.
C) Pigeons showed marked preferences for people in their response choices.
D) Pigeons could learn a complex task by applying blind trial-and-error solutions.