You have arrived on the scene of a call for a possible stroke. On your arrival, the patient denies signs and symptoms, is alert and oriented, and moves all extremities well. Her husband states that before you arrived the patient could not move her right arm and the left side of her face seemed to be "slack." Which of the following has most likely occurred?

A) The patient is suffering from aphasia.
B) The patient suffered a transient ischemic attack.
C) The patient suffered a stroke.
D) The patient has had a subarachnoid hemorrhage.

B