When a sound wave bends around a barrier, so that you can still hear thesound even though you cannot see the source, the sound wave hasundergone:O A. diffraction.O B. compression.C. refraction.D. reflectionSUBMIT

When a sound wave bends around a barrier so that you can still hear thesound even though you cannot see the source the sound wave hasundergoneO A diffractionO B class=