While assessing a client with the diagnosis of schizophrenia who wears dentures, the nurse observes that the client's tongue is ├óÔé¼┼ôworming├óÔé¼┬Ø. The client also demonstrates an inability to articulate words clearly. Which additional assessment is most important for the nurse to obtain?

B Blood pressure when sitting and standing. A Usual level of activity and average sleep pattern. D Body weight over the past three months. C Dentures to determine if they are poorly fitted.