The Saliva of a Highly Venomous Reptile Is Found to Contain

The saliva of a highly venomous reptile is found to contain multiple toxic compounds. What is a practical approach to providing people with protection from the deadly effects of a bite from this reptile?

A) Prepare hybridomas specific for each toxin and use the resulting monoclonal antibodies for passive immunotherapy.
B) Prepare antitoxins by immunizing a large animal with the toxins, and use extracted antibodies for treating exposed persons.
C) Prepare extracts of the toxins, inactivate them, and use them one at a time in a series of immunizations.
D) Use recombinant techniques to prepare modified versions of the toxins.
E) Prepare antibodies from the blood of people who survived bites to prepare antisera.