Stephen was abused before being placed in foster care. he frequently has nightmares about the abuse and even has flashbacks of the abuse during the day. he has difficulty concentrating at school and is falling behind academically. from which of the following is stephen likely suffering?

In a study, people were asked to imagine simple occasions that made them happy and to remember events that made them feel proud about themselves. it was observed that the subjects developed an increasingly positive attitude. these changes are known to be healthy, leading to greater physical activity and reducing unhealthy habits. based on this excerpt, we can conclude that a positive attitude .