An older adult client is brought to the mental health clinic by her daughter. The daughter reports that her mother is not eating and seems uninterested in routine activities. The daughter states, "I'm so worried that my mother is depressed." Which of the following responses should the nurse make?

A. While depression can occur in any age group, this response minimizes the client's feelings and may dismiss her concerns. B. Depressive disorder is not always easy to treat and varies from person to person. It’s important to acknowledge the seriousness of the concern. C. Although depression can occur in older adults, this statement is overly general and dismisses the need for a thorough assessment to confirm a diagnosis. D. Asking open-ended questions allows the daughter to express her observations, which helps the nurse gather more information and provide an appropriate response or intervention.