Assertion (A): The ceilings of concert halls and conference halls are curved.
Reason (R): Sound reaches all parts of the hall after reflection from curved ceilings.
(a) Assertion and reason both are correct statements, and reason is the correct explanation for assertion.
(b) Assertion and reason both are correct statements, but reason is not the correct explanation for assertion.
(c) Assertion is a correct statement, but reason is a wrong statement.
(d) Assertion is a wrong statement, but reason is a correct statement.