Which of these sentences is incorrect in relation to the propagation of sound waves through a given medium ?

Options

A. Sound waves propagate through solids, liquids as well as gases.
B. Sound waves propagate in the form of compressions and rarefactions.
C. Sound waves gradually dampen and eventually die out
as they propagete through a medium.
D. Sound waves propagate through the actual movement of
molecules from the source to the receiver.

Answer

d