Read the statements given below and choose the correct option.
Assertion (A): A switch is a source of electric current in a circuit.
Reasoning (R): When the switch is open (off), the air gap between the terminals prevents the flow of current.
1
Both A and R are true and R is the correct explanation of A.
2
Both A and R are true but R is not its correct explanation.
3
A is false but R is true.
4
Both A and R are false.