A nurse is caring for an older adult client who wears hearing aids with detachable ear molds. Which of the following actions should the nurse take when caring for the hearing aids?

A. "Replace the ear molds once per year" is incorrect. Ear molds should be checked regularly for wear and tear, but they should be replaced as needed rather than on a fixed schedule like once a year. B. "Clean the hearing aid with a soft cloth" is correct. Cleaning the hearing aid with a soft cloth helps to maintain the device, removing dirt and debris without damaging the electronics. It is important to avoid using harsh chemicals or abrasive materials that could harm the hearing aid. C. "Disinfect the hearing aid with isopropyl alcohol" is incorrect. Isopropyl alcohol is too harsh for cleaning hearing aids and can damage the components. The hearing aid should only be cleaned with appropriate methods, such as a dry cloth or cleaning brush. D. "Change the battery once per month" is incorrect. The battery should be checked more frequently, as it typically needs to be replaced more often (e.g., every 7-10 days), depending on usage. Changing it once a month may not ensure optimal performance.