A nurse in an emergency department is caring for a client following a motor vehicle crash. The client's Glasgow coma scale rating is 15. Which of the following findings should the nurse expect?

A. Withdrawal from pain would indicate a lower Glasgow coma scale rating and a lower level of consciousness. B. Opening eyes to sound also indicates a reduced level of consciousness. C. An inability to obey commands would result in a lower GCS score. D. A GCS rating of 15 means the client is fully alert and oriented to person, place, and time, which corresponds with orientation times three.