During the History of a 78-Year-Old Man,his Wife States That

During the history of a 78-year-old man,his wife states that he occasionally has problems with short-term memory loss and confusion: "He can't even remember how to button his shirt." In doing the assessment of his sensory system,which action by the nurse is most appropriate?

A) The nurse would not do this part of the examination because results would not be valid.
B) The nurse would perform the tests, knowing that mental status does not affect sensory ability.
C) The nurse would proceed with the explanations of each test, making sure the wife understands.
D) Before testing, the nurse would assess the patient's mental status and ability to follow directions at this time.