talking to someone under the water in a pool hearing a loud whisper from across the room hearing people talking on the other side of a wall hearing thunder from a very distant storm
Which of these illustrates that sound waves can travel through two different types of media?

Options:
- talking to someone under the water in a pool
- hearing a loud whisper from across the room
- hearing people talking on the other side of a wall
- hearing thunder from a very distant storm

hearing people talking on the other side of a wall