The Traditional Practice in Evaluating the Degree to Which Behavior

The traditional practice in evaluating the degree to which behavior is affected by the situation has been to

A) square the correlation coefficient for the relationship between behavior and some aspect of the situation.
B) determine the percentage of variance accounted for by personality, subtract that from 100 percent, and then assign that value to the situation.
C) multiply the variance in the behavioral measure by 2.
D) add the variance in the behavioral measure to the variance for the situational variable.