An electrician is testing a 15-ampere, 125-volt rated duplex receptacle with a voltage tester. The tester indicates 120 volts between the ungrounded slot and the grounded slot. The tester also indicates 120 volts between the grounded slot and the grounding slot. The likely cause is __________.
a. an open equipment grounding path
b. a short circuit in the cable feeding the receptacle
c. an open grounded circuit conductor
d. reversed polarity at the receptacle
d. reversed polarity at the receptacle
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