A Patient Presents to the Emergency Department Complaining of Headache

A patient presents to the emergency department complaining of headache. Which is the priority question when assessing this patient's symptoms?

A) "Have you been diagnosed with temporomandibular joint (TMJ) syndrome?"
B) "Have you had any recent trauma or injury?"
C) "How often do you experience migraines?"
D) "Have you recently experienced any neck strain?"