Im not entirely sure about this but I would guess A
if you are a registered patient, Laura can call the dr's office and speak to his nurse who will inform the dr. of the situation and call the prescription in to the pharmacy.
Teen brains are still developing
Humoral immunity is immunity from serum antibodies produced by plasma cells. More specifically, someone who has never been exposed to a specific disease can gain humoral immunity through administration of antibodies from someone who has been exposed, and survived the same disease.