Match the Components Labelled A

Match the components labelled a. through d. with their correct role.Temperature-sensitive nerve cells monitor the body temperature and provide information about its status to a temperature-control centre in the hypothalamus, a part of the brain. The hypothalamus can bring about adjustments in body temperature by inducing shivering or sweating, among other things.
-body temperature

A) controlled variable
B) integrator
C) sensor
D) effector