To measure the potential difference across a resistor Connect a voltmeter in parallel with the resistor.
The answer is option A.Connect a voltmeter in parallel with the resistor
What is a voltmeter?
A voltmeter, additionally known as a voltage meter, is a device used for measuring the capacity difference, or voltage, between two points in an electrical or digital circuit.
To measure the potential difference across the resistance, the potentiometer is always connected parallel to the resistor.
Learn more about the potential differences here:-https://brainly.com/question/24142403
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