Which of the following factors needs to be considered in architectural acoustics?

/in /by

Sound that reaches the ears after bouncing off a wall or a floor is called

A.direct sound
B.indirect sound
C.virtual sound
D.harmonics

Which of the following factors needs to be considered in architectural acoustics?

A.intimacy time
B.spaciousness factor
C.bass ration
D.all of the above

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