A Patient with Recurring Nut Allergies Enrolls in an Experimental

A patient with recurring nut allergies enrolls in an experimental desensitization trail at the local allergy clinic; what should this patient expect?

A) injection of large doses of suspected antigen over the next few months, in hopes to begin producing antiallergen IgA
B) injection of small doses of antiantigen antibody over the next few months, in hopes to begin producing antiantibody IgE
C) injection of small doses of suspected antigen over the next few months, in hopes to begin producing antiallergen IgG
D) injection of medium doses of suspected antigen over the next few days, in hopes to begin producing antiallergen IgM
E) injection of medium doses of antiantigen antibody over the next few years, in hopes of removing all antiantigen IgE