Harley has had a week full of good mail. He received a notice in the mail that he has won a contest that he entered weeks ago and forgot all about. He received a
letter from a long lost friend in the mail and he also received a check for an oil well
that is once again producing. All of the sudden Harley finds that his favorite person
in the world is his mail carrier. This is an example of
CLASSICAL OR OPERANT conditioning ?