The Nurse Is Assessing a Patient Who Has Recently Been

The nurse is assessing a patient who has recently been treated with amoxicillin (Amoxil) for acute otitis media of the right ear. Which assessment data obtained by the nurse is of most concern?

A) The patient has a temperature of 100.6° F.
B) The patient complains of "popping" in the ear.
C) The patient frequently asks the nurse to repeat information.
D) The patient states that the right ear has a feeling of fullness.