Why do we bring our hands close to the mouth while shouting across to someong far away?A.To let the sound arrive at one point .B.To keep the soung in a small area.C.to keep the sound traveling in one direction.D.to let the sound spread in all directi

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Why do we bring our hands close to the mouth while shouting across to someong far away?A.To let the sound arrive at one point .B.To keep the soung in a small area.C.to keep the sound traveling in one direction.D.to let the sound spread in all directi
Why do we bring our hands close to the mouth while shouting across to someong far away?
A.To let the sound arrive at one point .B.To keep the soung in a small area.C.to keep the sound traveling in one direction.D.to let the sound spread in all direction.

Why do we bring our hands close to the mouth while shouting across to someong far away?A.To let the sound arrive at one point .B.To keep the soung in a small area.C.to keep the sound traveling in one direction.D.to let the sound spread in all directi
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