“Corey has been disengaged since September when school start…

“Corey has been disengaged since September when school started,” Mrs. Adams reported to Jennifer, who is the team leader for the ninth-grade.  “He remains silent during our whole group fish bowl activities. He will not sit with the other students during group project work. He rarely talks to his peers and it seems he is uninterested in anything.” According to Deci & Ryan’s (2000) Self Determination Theory (SDT) what might be the issue for Corey?