Situation:– Salome, 80 year old widow, has been observed to be irritable, demanding and speaking louder than usual. She would prefer to be alone and take her meals by herself, minimized receiving visitors al home and no longer bothers to answer telephone calls because of deterioration of her hearing. ‘She was brought by her daughter to, the Geriatic clinic for assessment and treatment. Q. Salome was fitted a hearing aid. She understood the proper .use and wear of this device when she ways that the battery should be functional, the device is turned on and adjusted to a: