The other developmental characteristic that affect Jack's behaviors is "Unable to understand and control anger" (Marion, 2015, p. 295). According to Marion (2015) "children feel and express anger but do not understand and cannot manage anger on their own" (p. 295). Jack arrived in school already upset and could not manage his anger. Moreover, “Memory of inappropriate response” is the other developmental characteristics that affect Jack's behavior (Marion, 2015, p. 295). "Children who have learned an unhelpful way to do something retain powerful images of that incorrect method" (Marion, 2015, p. 295) and Jack use his anger to control situation. For example, Jack shows his anger when the student teacher (ST) speaks to him, "He ignored her and
