Select the Correct Statement About the Prevention of Immune Attack

Select the correct statement about the prevention of immune attack on "self."

A) Tolerance to self is due to the action of foreign antigens that inactivate the immune response to one's own tissues.
B) Tolerance is developed during fetal life.
C) Neutrophils capable of binding to self- antigens are chemically inactivated.
D) The development of tolerance is specific to B cells only.