单项选择题

A. SE （Single Ended）B. DE （Double Ended）C. LVD （Low Vol……

Which of the following SCSI signaling systems uses one return line for every outgoing line， is less susceptible to interference， signal degradation， crosstalk， and allows a cable length of up to 25 meters？（）

A. SE （Single Ended）
B. DE （Double Ended）
C. LVD （Low Voltage Differential）
D. HVD （High Voltage Differential）

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