The most universally used assessment procedure with parents and children is ____

Which of the following statements best characterizes the relationship between stress and illness?

A. Stress increases the number of lymphocytes in the bloodstream, which diminishes the body’s ability to fight off disease. B. Stress increases levels of adrenaline and other hormones that suppress immune cell activity and increase susceptibility to illness. C. Stress increases the negative attributions that people make, and negative attributions can become self-fulfilling prophecies. D. Under high levels of stress, people tend to sleep too much, which weakens the immune system and makes illness more likely.

If the correlation between two variables is .00, we should conclude that

a. the variables are unrelated b. the error variance is excessive c. one variable can be predicted from the other d. no linear relationship exists between the variables e. none of the above