The negative changes in thoughts, emotions, and behavior as a result of prolonged stress or frustration are called __________

According to Freud's psychosexual theory, everything important in development happens _________________

before we are even born once we reach late adulthood in adolescence, once our sexual desires are at their peak before adulthood

When subjects change their behavior simply as a result of the experimenter

paying attention to them, this is called a. the halo effect b. the Hawthorne effect c. the Rosenthal effect d. the Zeigarnik effect