When would the horse named Clever Hans NOT provide the correct answer to a question?
A) When it was asked by anyone other than his trainer
B) When the questioner did not know the answer
C) When people were watching
D) When Hans did not know the answer

Question

Quizplus · Accepted Answer

Clever Hans would not provide the correct answer when the questioner did not know the answer because Hans relied on involuntary cues from the questioner to give his responses, not on understanding the question itself.

When Would the Horse Named Clever Hans NOT Provide the Correct