Why is dissociative amnesia disorder difficult to diagnose in preadolescent children

Dissociative Amnesia is especially difficult to assess in preadolescent children, because it may be confused with inattention, anciety, oppositional behavior, learning disorders, psychotic distirbances, and developmentally appropriate childhood amnesia(I.e., the decreased autobiographical events that occured before age 5).

Your answer is  d.)relationship between pressure and air volume and led to the understanding of how respiration works