There is a large body of evidence indicating that MDMA use results in a severely depressed mood that lasts several days

Those who label themselves as applied researchers

a. seek information for which practical uses are planned b. probably are involved in direct counseling of patients in a clinic c. are applying psychological skills in a job situation d. seek knowledge for its own sake e. focus exclusively on reviewing case studies to gain knowledge

When your niece's toy rolls out of sight under her bed, she immediately begins to search for it. What Piagetian concept does her behavior illustrate?

A) symbolic thought B) animism C) object permanence D) centration