One of the AMA medical ethics standards is "Work to improve the _________ ."

For dental caries to be recorded on a radiograph, there has to be a decrease in calcium and phosphorus of approximately 40 to 50 percent

Indicate whether the statement is true or false

What are indications for synchronized cardioversion?I. Unstable atrial fibrillationII. Atrial flutterIII. Atrial TachycardiaIV. Ventricular fibrillation ?

A. I, II, and III only B. I and III only C. IV only D. I, II, II, and IV only