cause the charge to build. increase and decrease the voltage. cause the current to change direction. stop and start the flow of current.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: When a switch is used in an electrical circuit, the switch can
Possibilities:
- cause the charge to build.
- increase and decrease the voltage.
- cause the current to change direction.
- stop and start the flow of current.

stop and start the flow of current.