In a plane electromagnetic wave, the electric field oscillates sinusoidally at a frequency of `2.5xx10^10Hz` and amplitued `480V//m`. The amplitude of oscillating magnetic field will be
A. `1.52xx10^-8Wb//m^2`
B. `1.52xx10^-7Wb//m^2`
C. `1.6xx10^-6Wb//m^2`
D. `1.6xx10^-7Wb//m^2`