An electromagnetic wave has a period of $1.0\,\text{ns}$. What are the frequency and wavelength of this wave?
- Afrequency $1.0\,\text{Hz}$, wavelength $3.0 \times 10^{8}\,\text{m}$
- Bfrequency $1.0 \times 10^{6}\,\text{Hz}$, wavelength $300\,\text{m}$
- Cfrequency $1.0 \times 10^{9}\,\text{Hz}$, wavelength $0.30\,\text{m}$
- Dfrequency $1.0 \times 10^{12}\,\text{Hz}$, wavelength $3.0 \times 10^{-4}\,\text{m}$