Young children in homes with __________ are at increased risk for decayed teeth

Mischel's basic argument (that began a great controversy) was that

A) knowing someone's personality traits does not allow one to predict that person's behavior in a particular situation. B) the correlations between personality traits and behaviors are so high that it is redundant to study them both. C) it is futile to look at the situation because behavior is almost completely determined by a person's traits. D) "personality" is not correlated with any behavior. E) none of these.

All of the following are part of a true experiment EXCEPT

a. the random assignment of subjects. b. the manipulation of variables. c. a control condition. d. a correlation coefficient