Which Statement About Neural Reflex Arcs Is Incorrect

Which statement about neural reflex arcs is incorrect?

A) An afferent path leads to the integrating center and an efferent path leads away from it.
B) They are slowed down by the hormones involved.
C) Their function is to protect the body from harm caused by homeostatic imbalances or external events.
D) They contain the following elements: receptor, integrating center, and effector.