If a thermostatic expansion valve's thermal bulb came loose from the suction line at the outlet of the evaporator, which of the following could result?
A. The bulb pressure would increase and the thermostatic expansion valve would open.
B. The superheat in the evaporator would decrease.
C. Liquid refrigerant would flow back to the compressor.
D. All of the above are correct.
Answer: D
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