How is it possible to prevent the intellectual disabilities that are generally associated with PKU?

Which of the following is NOT true of Type A men

a. they are assertive, driven, and pressured b. they tend to marry more educated women c. they are more likely to have a heart attack than Type B men if their wife works d. they are more likely to have a heart attack than Type B men if their wife is a homemaker e. two of the above

The method used most commonly in studies of infant cognition and perception, in which a stimulus is presented repeatedly until the infant loses interest in it, is known as

a. conditioning b. visual fixation c. habituation d. electrocephalography