Select the incorrect statement regarding the temperature of the immune system.
A. Interleukin-1 is a pyrogen, which can cause the neurons in the hypothalamus to raise the body's temperature, producing a fever.
B. Fevers cause the liver and spleen to store sodium and potassium which bacteria need for their growth and metabolism.
C. Fevers above 105 ° F can be fatal.
D. Fever contributes to the body's defenses by stimulating phagocytosis.
E. When macrophages encounter invading cells, they release interleukin-1, which is carried to the brain by the circulatory system.