Answer: none of those listed
Explanation:
Antitoxin can be derived from either human (e.g., tetanus immune globulin) or animal (usually equine) sources (e.g., diphtheria and botulism antitoxin). Antitoxins are used to confer passive immunity and for treatment.
It occurs in the fallopian tubes ...
I need to see the choices in order to answer the question.