Select the correct statement:     The sum of the voltages at a node is zero.     The current in parallel resistors is always equal.     The sum of the currents in a closed loop is zero.     The sum of the sources of EMF and volt-drops in a closed loop is zero.    2. What is the potential difference of location "B" in the circuit compared to location "A".? (attached photo) ΔVAB = +16V     ΔVAB = -2V     ΔVAB = -22V     ΔVAB = -16V

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