The nurse is administering amoxicillin by mouth (PO) to a client diagnosed with otitis media. Which statement is true regarding this antibiotic? a) "Amoxicillin is not effective against bacterial infections." b) "It is important to take amoxicillin on an empty stomach." c) "Side effects of amoxicillin may include hearing loss." d) "Complete the full course of amoxicillin even if you feel better."