Does an electric fence have to make a complete loop?

Two 12 Gauge Wires

Stranded speaker conductor Does an electric fence have to make a complete loop?

Gauge truediy 12 gauge speaker wire 12 gauge 100 feet red black stranded 2 conductor speaker wire cable

12 GAUGE WIRE 6 COLORS 25 FT EACH 150 FT POWER GROUND PRIMARY AWG

Oxygen spec copper gauge stranded

12 gauge wire 6 colors 25 ft each 150 ft power ground primary awg

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12 Gauge 100 Feet Red Black Stranded 2 Conductor Speaker Wire Cable
12 Gauge 100 Feet Red Black Stranded 2 Conductor Speaker Wire Cable

12 GAUGE WIRE 6 COLORS 25 FT EACH 150 FT POWER GROUND PRIMARY AWG
12 GAUGE WIRE 6 COLORS 25 FT EACH 150 FT POWER GROUND PRIMARY AWG

12 Gauge Speaker Wire - 99.9% Oxygen-Free Copper True Spec Soft Touch
12 Gauge Speaker Wire - 99.9% Oxygen-Free Copper True Spec Soft Touch

Does an electric fence have to make a complete loop?
Does an electric fence have to make a complete loop?