Assertion :Echo is produced only when sound is incident on hard and polished surface.
Reason: Sound energy can be totally reflected by objects with soft and loose texture.
A. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
B. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
C. Assertion is correct but Reason is incorrect
D. Assertion is incorrect but Reason is correct
