The Nurse Is Measuring 4 ML of a Liquid Cough

The nurse is measuring 4 mL of a liquid cough elixir for a child. Which method is most appropriate?

A) Using a teaspoon to measure and administer
B) Holding the medication cup at eye level and filling it to the desired level
C) Withdrawing the elixir from the container using a syringe without a needle attached
D) Withdrawing the elixir from the container using a calibrated oral syringe