Reason Statement-2 : Sound energy can be totally reflected by objects with soft and loose texture. Assertion Statement-1 : Echo is produced when sound is incident on hard and polished surface. A Both Statements-1 and 2 are true and Statement-2 is the correct explanation of Statement-1. B Both Statements-1 and 2 are true but Statement-2 is not the correct explanation of Statement-1. C Statement-1 is true and Statement-2 is false. D Both Statements-1 and 2 are false.