When a transverse wave moves through a medium, the medium: Select one: A. Moves back and forth across the direction of motion of the wave but generally stays in the same place. B. Moves back and forth parallel to the direction of the waves motion but generally stays in the same place. C. Moves back and forth across the direction of motion of the wave as it travels in the direction of wave motion. D. Moves back and forth parallel to the motion of the wave as it travels in the direction of wave motion