Carol's daughter desiree has been disrupting her kindergarten class recently, and she is also struggling to stay on task when doing homework or chores. a school psychologist plans to assess desiree for psychological disorders, first by sitting in on desiree's class to conduct and then by having desiree perform specific cognitive tasks.

 first by sitting in on desiree's class to conduct  an observation and then by having desiree perform specific cognitive tasks.
Conducting an observation is always the first step in determining whether someone has a psychological disorder. During this process, a psychologist will find several signs that validate the existence of psychological disorders.