My child, unexpectedly started acting in a restless and  
disturbing way at school.  In addition his performance at school  
weakened.
my child unexpectedly started acting in a restless and  disturbing way at school  in addition his performance at school  weakened
[INST] In this task, you will be performing a classification exercise aimed at identifying the underlying emotion conveyed by a given sentence. The emotions to consider are as follows: Anger, Joy, Sadness, Guilt, Shame, Fear, or Disgust Sentence: My child, unexpectedly started acting in a restless and  
disturbing way at school.  In addition his performance at school  
weakened. [/INST] sadness