For Freud, the primary motivating force of human behavior, containing repressed memories as well as instincts, wishes, and desires of which you have never been consciously aware, is the _____

Which is a classic age-related change in male sexual performance?

a) less sensitive lovemaking b) trouble getting erections c) more intense ejaculations d) only being able to ejaculate twice a night

Nathan is given a task to see how he performs. He then is coached by a tutor. After that he is asked to perform the task again on his own. This illustrates:

A) the performance subtest of the WAIS. B) dynamic testing. C) the Raven Progressive Matrix Test. D) a measure of practical ability.