What timings loud speakers shouldn’t use in public areas?

Q. What timings loud speakers shouldn’t use in public areas?

A.            10:00 pm to 5:00 am

B.            1:00 am to 7:00 am

C.            11:00 pm to 6:00 am

D.            10:00 pm to 6:00 am

Answer: 10:00 pm to 6:00 am