A Patient with a Family History of Allergies Has Suffered $\mathrm{E}$

Multiple Choice

A patient with a family history of allergies has suffered an allergic response based on a genetic predisposition. This atopic response is usually mediated by what immunoglobulin?

A) Immunoglobulin A
B) Immunoglobulin M
C) Immunoglobulin G
D) Immunoglobulin $\mathrm{E}$