A client is recently diagnosed with stable angina. The LPN is reinforcing teaching for the patient. The LPN knows which statement about stable angina is correct?

Troponin levels will always be elevated.

The pain is sharp and last for hours, usually radiating down the left leg.

The pain is predictable with exertion and is relieved by rest or nitroglycerin.

Pain occurs at rest and is relieved by nitroglycerin.