A nurse is caring for a client who is in labor and has a diagnosis of group B streptococcus B-hemolytic infection.Which of the following medications should the nurse plan to administer?

Choice A rationaleAmpicillin is a first-line antibiotic effective against group B streptococcus B-hemolytic bacteria, preventing neonatal infection during labor. It targets the bacterial cell wall synthesis and is safe in pregnancy.Choice B rationaleAzithromycin is a macrolide antibiotic, mainly used for atypical pathogens like Mycoplasma or Chlamydia. It is not the standard treatment for group B streptococcus infections during labor.Choice C rationaleCeftriaxone is a broad-spectrum cephalosporin. Though effective for various bacterial infections, it is not the preferred treatment for intrapartum group B streptococcus prevention.Choice D rationaleAcyclovir is an antiviral medication targeting herpes simplex virus replication. It has no efficacy against bacterial infections like group B streptococcus.