You have applied for a job as a cloud security engineer. You have just passed the first stage of the interview. Which of the following may NOT be a useful way to help a child improve his or her self-control?
`a. Confidence in the child's ability to improve his self-control and correcting all disruptive behavior
b. Removing necessary sources of frustration and noises from the classroom
c. Dealing gently with temper tantrums