An accidental path of low resistance, allowing passage of abnormal amount of current is known as a/an（）.<br>A:open circuit<br>B:short circuit<br>C:polarized ground<br>D:ground reference point

An accidental path of low resistance, allowing passage of abnormal amount of current is known as a/an（）.
A:open circuit
B:short circuit
C:polarized ground
D:ground reference point

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