Correct Answer: A

Rationale: Healthcare professionals should be most alert to the possibility of communication errors resulting in harm to the patient during change of shift reports. This is a critical time when information is transferred between healthcare providers, and any errors in communication during this handover can lead to adverse outcomes for the patient.

Correct Answer: C

Rationale: Characteristics such as age, frequency of outbursts, and occurrence in multiple settings support a diagnosis of disruptive mood dysregulation disorder. While comorbid conditions like autism can coexist with disruptive mood dysregulation disorder, it is not a characteristic that serves to support a diagnosis of this specific disorder.

Correct Answer: B

Rationale: Frequent use of time-out has reduced its effectiveness as a therapeutic measure for April.

Correct Answer: D

Rationale: Engaging in physical activities like tennis is beneficial for children with ADHD as it allows them to release excess energy and enhance concentration. Exercise can help improve focus and reduce hyperactivity in children with ADHD.

Correct Answer: B

Rationale: Epidemiological studies play a crucial role in identifying risk factors associated with the development of mental disorders. By pinpointing these risk factors, healthcare providers can implement preventive measures and develop more effective treatments, ultimately leading to improved care for individuals with mental disorders.