On which animal was the 'Classical Conditioning' of learning first experimented?

→ In which learning theory is 'Stimulus Generalization' described? → In educational psychology under the theories of learning, which of the following statements is most accurate and logical regarding the concepts of Stimulus Generalization and Stimulus Discrimination in Ivan Pavlov's Classical Conditioning? → In which theory of learning was 'Extinction' of stimulus first observed? → When making a comparative analysis of Edward Thorndike's 'Trial and Error Theory' and Ivan Pavlov's 'Classical Conditioning Theory' in the field of learning, which of the following statements most accurately highlights the fundamental and core difference between these two theories? → Who propounded the theory of Classical Conditioning? → Who is the father of the behaviorism school of psychology? → What happens to the 'Neutral Stimulus' in classical conditioning of learning? → Which theory of learning is called the 'Contiguity Theory'?