Science

posted by Isabella please help me

Megan wants to determine if an electrical circuit has electricity flowing through it. Which of the following evidence is proof that the circuit has an electrical current?

a)The circuit is a closed loop.

b)A light bulb is lit in the circuit.

c)The circuit's switch is in the closed position.

d)Wires in the circuit are made of conducting material.
THANKS!

  1. Isabella please help me

    please help me this is urgent.

  2. samantha

    c

  3. Anonymous

    A light bulb is lit in the circuit

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