A patient with gonorrhea is treated with a single IM dose of ceftriaxone (Rocephin) and is given a prescription for doxycycline (Vibramycin) 100 mg bid for 7 days. The nurse explains to the patient that this combination of antibiotics is prescribed to
a. Prevent reinfection during treatment.
b. Treat any coexisting chlamydial infection.
c. Eradicate resistant strains of N. gonorrhoeae.
d. Prevent the development of resistant organisms.