It creates a spark. It breaks an electrical circuit. It generates electricity. It completes an electrical circuit.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: How does flipping a switch turn on a light?
Possibilities:
- It creates a spark.
- It breaks an electrical circuit.
- It generates electricity.
- It completes an electrical circuit.

It completes an electrical circuit.