A ship blows its horn while it is $790\,\text{m}$ away from a cliff. A passenger aboard the ship hears the echo $4.8\,\text{s}$ afterwards. What is the speed of the sound?
- A$165\,\text{m s}^{-1}$
- B$330\,\text{m s}^{-1}$
- C$340\,\text{m s}^{-1}$
- D$1896\,\text{m s}^{-1}$