单项选择题

A.Fresnel zoneB.SNRC.SLRD.PoEE.EIRPInanoutdoorbridgelin……

In an outdoor bridge link， what is calculated by using this formula： transmitter power + antennagain - insertion OR cable loss（）？

A.Fresnel zone
B.SNR
C.SLR
D.PoE
E.EIRP

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