Which Statement Below Lists the Essential Components of a Feedback

Multiple Choice

Which statement below lists the essential components of a feedback loop and describes their function?

A) Sensor detects a regulated variable; set point is the value of the regulated variable; integrator interprets the information and sends it to the appropriate effector; effector alters the regulated variable.
B) Sensor detects a regulated variable; integrator interprets the information and sends it to the appropriate effector; effector alters the regulated variable; organ system returns the body back to normal
C) Integrator interprets the information; set point is the value of the regulated variable; effector alters the regulated variable.
D) Set point detects the regulated variable; integrator interprets the information and sends it to the appropriate effector; effector decides if it will react or not to the signal.
E) Set point is the value of the regulated variable; integrator interprets the information and sends it to the appropriate effector; effector alters the regulated variable; set point is the point the variable must always return to.