Assertion (A): Lightning is an electric discharge caused by the accumulation of electric charges.
Reason (R): Charges accumulate on the clouds during a thunderstorm due to the vigorous movements of air and water droplets.
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 the correct explanation of A.
3
A is true but R is false.
4
A is false but R is true.