Assertion : The sound emitted by the source travels in all directions.
Reason : The relative velocity of sound with respect to the observer is the sum of velocity of sound and velocity of observer.
A. If both assertion and reason are true and reason is the correct explanation of assertion.
B. If both assertion and reason are true but reason is not the correct explanation of assertion.
C. If assertion is true but reason is false.
D. If both assertion and reason are false.
