A nurse is providing teaching about digoxin administration to the parents of a toddler who has heart failure. Which of the following statements should the nurse include in the teaching?

A. Potassium levels should not be limited while taking digoxin; in fact, maintaining adequate potassium levels is important to prevent digoxin toxicity. B. This is not recommended because it can lead to an overdose. C. This helps ensure that the medication is swallowed completely and reduces the risk of irritation to the esophagus. D. Digoxin should not be mixed with juice or any other liquid as this can affect absorption and cause inconsistent dosing.