Correct answer choice is :
D) Sound insulators prevent sound from being transmitted better than elastic solids.
Step-by-step explanation:
The sound is a type of energy produced by fluctuations. These vibrations produce sound waves which travel within means such as air, water, and wood. When an object vibrates, it generates variation in the particles of the medium. This movement is represented as sound waves, and it keeps going until the pieces run out of energy.