A nurse is reinforcing teaching with a client who is obese and has obstructive sleep apnea about how to decrease the number of apneic episodes he has each night. Which statement indicates that the client understands the instructions?

D "I am going to have a glass of red wine before bedtime." C "I'll sleep better if I take a sleeping pill at night." A "I'll use a humidifier beside my bed at night." B "I am going to try to lose about 50 pounds."