It is a general rule that noise levels may be excessive if you must shout to speak to someone how far away?
A. 6 metres.
B. 4 metres.
C. 5 metres.
D. 2 metres.
Answer:D
It is a general rule that noise levels may be excessive if you must shout to speak to someone how far away?
A. 6 metres. B. 4 metres. C. 5 metres. D. 2 metres.