Two sound waves have frequencies of $250\,\text{Hz}$ and $300\,\text{Hz}$. The speed of sound is $340\,\text{m s}^{-1}$. What is the difference in wavelength between these two waves?
- A$0.23\,\text{m}$
- B$1.1\,\text{m}$
- C$1.4\,\text{m}$
- D$6.8\,\text{m}$