The best and most correct answer among the choices provided by your question is the fourth choice or letter D. <span>Someone who studies the physics of sound waves is an acoustician.</span><span>
</span>A scientist who works in the field of acoustics is an acoustician<span> while someone working in the field of acoustics technology may be called an acoustical engineer.
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The state of matter depends upon how close the individual particles are together
Answer:
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