While the Nurse Is Performing a 12-Lead Electrocardiogram (ECG)tracing,the Patient

While the nurse is performing a 12-lead electrocardiogram (ECG) tracing,the patient complains of crushing chest pain.The nurse recognizes that the timing of the chest pain is important to note for which of the following reasons?

A) The 12-lead ECG must be held until the pain is relieved and continued as soon as it passes.
B) The physician will order a follow-up ECG exactly 5 minutes post the last episode of chest pain.
C) It helps correlate the ECG changes to symptoms of chest pain.
D) The ECG tracing must be stopped immediately.