Read the following statement carefully and choose the correct option
Assertion (A) : Ultra sound is inaudible to humans
Reason (R) : The human ear has a range of hearing between 20 Hz to 20,000 Hz
1
Both A and R are true and R is the correct explanation of assertion.
2
Both A and R are true and R is not the correct explanation of assertion.
3
A is true but R is false.
4
Both A and R are false.