An echo sounder emits ultrasound with a frequency of $24\,\text{kHz}$. In water, the ultrasound moves at $1.5\,\text{km}\,\text{s}^{-1}$. What wavelength does ultrasound of this frequency have in water?
- A$0.063\,\text{m}$
- B$16\,\text{m}$
- C$36\,\text{m}$
- D$63\,\text{m}$