Dee and Jay, a married couple, both have asthma. What is the likelihood that each of their children will also have the disease?

Psychodynamic theorists believe that objective tests are of little use because _________________

a. they are difficult to score b. people are not usually aware of the unconscious determinants of their behavior c. they are usually neither valid nor reliable d. it is difficult to agree on the meaning of test results

What leads to changes in vital capacity with aging?

a. contaminants inhaled during adolescence b. rigidity in the tendons and muscles of the lungs, chest and ribs c. weakening of the heart walls d. hormone changes that affect the cardiovascular system