World’s Quietest Room is in the _________  Country?

81

A. The U.S.A
B. United Kingdom
C. Canada
D. Australia

Explanation:

Everybody seems to be looking for a little peace and quiet these days. But even such a reasonable idea can go too far. The quietest place on earth, an anechoic chamber at Orfield Laboratories in Minnesota, is so quiet that the longest anybody has been able to bear it is 45 minutes.