What is the purpose of sub cooling R-12 in the condenser?（）<br>A:to increase the system efficiency by sensible heat transfer<br>B:to stop the liquid from flashing<br>C:to reduce the load on the compressor<br>D:to remove latent heat of vaporization and the suction piping transfer

What is the purpose of sub cooling R-12 in the condenser?（）
A:to increase the system efficiency by sensible heat transfer
B:to stop the liquid from flashing
C:to reduce the load on the compressor
D:to remove latent heat of vaporization and the suction piping transfer

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