Which one of the following is responsible for the operation of a thermostatic expansion valve?

The smoking exhaust from chimney

Temperature changes in evaporator

Degree of super heat in evaporator

Which one of the following is responsible for the operation of a therm

1.	Which one of the following is responsible for the operation of a thermostatic expansion valve?
A.	Pressure changes in evaporator
B.	Temperature changes in evaporator
C.	Degree of super heat in evaporator
D.	The smoking exhaust from chimney
Answer» D. The smoking exhaust from chimney