When administering potassium chloride, which of following safety precautions must be observed? (Select all that apply)

Never give KCL intramuscularly (IM) or as an IV bolus

Always dilute potassium chloride in a large amount of IV solution

Never administer more than 40 mEq/L of IV potassium chloride (KCL) per hour

Monitor the IV site frequently for early signs of infiltration, as potassium is caustic to the tissues.