The nurse is providing education to a client who experiences recurrent levels of moderate anxiety to situations and perceived stress. In addition to information about prescribed medication and administration, which instruction should the nurse include in the teaching?

A. Social interaction can help, but it is not the most effective immediate strategy for managing anxiety. B. Reflecting on the reasons for anxiety is useful for long-term management but not for immediate relief. C. Muscle relaxation techniques are an effective and immediate method for reducing anxiety symptoms. D. Listening to music can help but is less effective than targeted relaxation techniques.