A nurse is preparing to administer an oral elixir to a 3-month-old infant using an oral medication syringe. Which of the following actions should the nurse plan to take?

Place the infant supine in a crib prior to administration.

Mix the medication with 10 mL of formula.

Measure the elixir in a medicine cup before transferring to a syringe.

Position the syringe to the side of the infant's tongue.