You have been called to transfer a trauma patient from a rural hospital emergency department to the emergency department of a large urban medical center. Which action will best decrease your chance of becoming involved in an EMTALA violation?

A) Obtaining a copy of the patient's insurance and billing information
B) Taking vital signs every 5 minutes during transport
C) Determining the exact location to which the patient is to be transported
D) Assessing the patient for stability prior to transfer

D) Assessing the patient for stability prior to transfer