A teacher believes that one group of children is very bright and that a second is below average in ability, Actually the groups are identical, but the first group progresses more rapidly than the second this demonstrates:
Athe placebo effect in a natural experiment
Bobserver bias in naturalistic
Cthe self-fulfilling prophecy
Dthe ethical problems of field experiments
Correct answer
C. the self-fulfilling prophecy
Explanation
The correct answer is the self-fulfilling prophecy.